diff --git a/CHANGELOG.md b/CHANGELOG.md
index f0b90ff40..b619bd891 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Account backup
 - Configuration: Add `:instance, autofollowing_nicknames` setting to provide a way to make accounts automatically follow new users that register on the local Pleroma instance.
 - Ability to view remote timelines, with ex. `/api/v1/timelines/public?instance=lain.com` and streams `public:remote` and `public:remote:media`
+- The site title is now injected as a `title` tag like preloads or metadata.
 
 ### Changed
 
@@ -32,6 +33,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Minimum lifetime for ephmeral activities changed to 10 minutes and made configurable (`:min_lifetime` option).
 - Introduced optional dependencies on `ffmpeg`, `ImageMagick`, `exiftool` software packages. Please refer to `docs/installation/optional/media_graphics_packages.md`.
 - Polls now always return a `voters_count`, even if they are single-choice
+- Admin Emails: The ap id is used as the user link in emails now.
 
 <details>
   <summary>API Changes</summary>
diff --git a/config/description.exs b/config/description.exs
index 0b651696b..0552b37e0 100644
--- a/config/description.exs
+++ b/config/description.exs
@@ -1,5 +1,4 @@
 use Mix.Config
-alias Pleroma.Docs.Generator
 
 websocket_config = [
   path: "/websocket",
@@ -1555,298 +1554,6 @@ config :pleroma, :config_description, [
       }
     ]
   },
-  %{
-    group: :pleroma,
-    key: :mrf,
-    tab: :mrf,
-    label: "MRF",
-    type: :group,
-    description: "General MRF settings",
-    children: [
-      %{
-        key: :policies,
-        type: [:module, {:list, :module}],
-        description:
-          "A list of MRF policies enabled. Module names are shortened (removed leading `Pleroma.Web.ActivityPub.MRF.` part), but on adding custom module you need to use full name.",
-        suggestions: {:list_behaviour_implementations, Pleroma.Web.ActivityPub.MRF}
-      },
-      %{
-        key: :transparency,
-        label: "MRF transparency",
-        type: :boolean,
-        description:
-          "Make the content of your Message Rewrite Facility settings public (via nodeinfo)"
-      },
-      %{
-        key: :transparency_exclusions,
-        label: "MRF transparency exclusions",
-        type: {:list, :string},
-        description:
-          "Exclude specific instance names from MRF transparency. The use of the exclusions feature will be disclosed in nodeinfo as a boolean value.",
-        suggestions: [
-          "exclusion.com"
-        ]
-      }
-    ]
-  },
-  %{
-    group: :pleroma,
-    key: :mrf_simple,
-    tab: :mrf,
-    related_policy: "Pleroma.Web.ActivityPub.MRF.SimplePolicy",
-    label: "MRF Simple",
-    type: :group,
-    description: "Simple ingress policies",
-    children: [
-      %{
-        key: :media_removal,
-        type: {:list, :string},
-        description: "List of instances to strip media attachments from",
-        suggestions: ["example.com", "*.example.com"]
-      },
-      %{
-        key: :media_nsfw,
-        label: "Media NSFW",
-        type: {:list, :string},
-        description: "List of instances to tag all media as NSFW (sensitive) from",
-        suggestions: ["example.com", "*.example.com"]
-      },
-      %{
-        key: :federated_timeline_removal,
-        type: {:list, :string},
-        description:
-          "List of instances to remove from the Federated (aka The Whole Known Network) Timeline",
-        suggestions: ["example.com", "*.example.com"]
-      },
-      %{
-        key: :reject,
-        type: {:list, :string},
-        description: "List of instances to reject activities from (except deletes)",
-        suggestions: ["example.com", "*.example.com"]
-      },
-      %{
-        key: :accept,
-        type: {:list, :string},
-        description: "List of instances to only accept activities from (except deletes)",
-        suggestions: ["example.com", "*.example.com"]
-      },
-      %{
-        key: :followers_only,
-        type: {:list, :string},
-        description: "Force posts from the given instances to be visible by followers only",
-        suggestions: ["example.com", "*.example.com"]
-      },
-      %{
-        key: :report_removal,
-        type: {:list, :string},
-        description: "List of instances to reject reports from",
-        suggestions: ["example.com", "*.example.com"]
-      },
-      %{
-        key: :avatar_removal,
-        type: {:list, :string},
-        description: "List of instances to strip avatars from",
-        suggestions: ["example.com", "*.example.com"]
-      },
-      %{
-        key: :banner_removal,
-        type: {:list, :string},
-        description: "List of instances to strip banners from",
-        suggestions: ["example.com", "*.example.com"]
-      },
-      %{
-        key: :reject_deletes,
-        type: {:list, :string},
-        description: "List of instances to reject deletions from",
-        suggestions: ["example.com", "*.example.com"]
-      }
-    ]
-  },
-  %{
-    group: :pleroma,
-    key: :mrf_activity_expiration,
-    tab: :mrf,
-    related_policy: "Pleroma.Web.ActivityPub.MRF.ActivityExpirationPolicy",
-    label: "MRF Activity Expiration Policy",
-    type: :group,
-    description: "Adds automatic expiration to all local activities",
-    children: [
-      %{
-        key: :days,
-        type: :integer,
-        description: "Default global expiration time for all local activities (in days)",
-        suggestions: [90, 365]
-      }
-    ]
-  },
-  %{
-    group: :pleroma,
-    key: :mrf_subchain,
-    tab: :mrf,
-    related_policy: "Pleroma.Web.ActivityPub.MRF.SubchainPolicy",
-    label: "MRF Subchain",
-    type: :group,
-    description:
-      "This policy processes messages through an alternate pipeline when a given message matches certain criteria." <>
-        " All criteria are configured as a map of regular expressions to lists of policy modules.",
-    children: [
-      %{
-        key: :match_actor,
-        type: {:map, {:list, :string}},
-        description: "Matches a series of regular expressions against the actor field",
-        suggestions: [
-          %{
-            ~r/https:\/\/example.com/s => [Pleroma.Web.ActivityPub.MRF.DropPolicy]
-          }
-        ]
-      }
-    ]
-  },
-  %{
-    group: :pleroma,
-    key: :mrf_rejectnonpublic,
-    tab: :mrf,
-    related_policy: "Pleroma.Web.ActivityPub.MRF.RejectNonPublic",
-    description: "RejectNonPublic drops posts with non-public visibility settings.",
-    label: "MRF Reject Non Public",
-    type: :group,
-    children: [
-      %{
-        key: :allow_followersonly,
-        label: "Allow followers-only",
-        type: :boolean,
-        description: "Whether to allow followers-only posts"
-      },
-      %{
-        key: :allow_direct,
-        type: :boolean,
-        description: "Whether to allow direct messages"
-      }
-    ]
-  },
-  %{
-    group: :pleroma,
-    key: :mrf_hellthread,
-    tab: :mrf,
-    related_policy: "Pleroma.Web.ActivityPub.MRF.HellthreadPolicy",
-    label: "MRF Hellthread",
-    type: :group,
-    description: "Block messages with excessive user mentions",
-    children: [
-      %{
-        key: :delist_threshold,
-        type: :integer,
-        description:
-          "Number of mentioned users after which the message gets removed from timelines and" <>
-            "disables notifications. Set to 0 to disable.",
-        suggestions: [10]
-      },
-      %{
-        key: :reject_threshold,
-        type: :integer,
-        description:
-          "Number of mentioned users after which the messaged gets rejected. Set to 0 to disable.",
-        suggestions: [20]
-      }
-    ]
-  },
-  %{
-    group: :pleroma,
-    key: :mrf_keyword,
-    tab: :mrf,
-    related_policy: "Pleroma.Web.ActivityPub.MRF.KeywordPolicy",
-    label: "MRF Keyword",
-    type: :group,
-    description:
-      "Reject or Word-Replace messages matching a keyword or [Regex](https://hexdocs.pm/elixir/Regex.html).",
-    children: [
-      %{
-        key: :reject,
-        type: {:list, :string},
-        description: """
-          A list of patterns which result in message being rejected.
-
-          Each pattern can be a string or [Regex](https://hexdocs.pm/elixir/Regex.html) in the format of `~r/PATTERN/`.
-        """,
-        suggestions: ["foo", ~r/foo/iu]
-      },
-      %{
-        key: :federated_timeline_removal,
-        type: {:list, :string},
-        description: """
-          A list of patterns which result in message being removed from federated timelines (a.k.a unlisted).
-
-          Each pattern can be a string or [Regex](https://hexdocs.pm/elixir/Regex.html) in the format of `~r/PATTERN/`.
-        """,
-        suggestions: ["foo", ~r/foo/iu]
-      },
-      %{
-        key: :replace,
-        type: {:list, :tuple},
-        description: """
-          **Pattern**: a string or [Regex](https://hexdocs.pm/elixir/Regex.html) in the format of `~r/PATTERN/`.
-
-          **Replacement**: a string. Leaving the field empty is permitted.
-        """
-      }
-    ]
-  },
-  %{
-    group: :pleroma,
-    key: :mrf_mention,
-    tab: :mrf,
-    related_policy: "Pleroma.Web.ActivityPub.MRF.MentionPolicy",
-    label: "MRF Mention",
-    type: :group,
-    description: "Block messages which mention a specific user",
-    children: [
-      %{
-        key: :actors,
-        type: {:list, :string},
-        description: "A list of actors for which any post mentioning them will be dropped",
-        suggestions: ["actor1", "actor2"]
-      }
-    ]
-  },
-  %{
-    group: :pleroma,
-    key: :mrf_vocabulary,
-    tab: :mrf,
-    related_policy: "Pleroma.Web.ActivityPub.MRF.VocabularyPolicy",
-    label: "MRF Vocabulary",
-    type: :group,
-    description: "Filter messages which belong to certain activity vocabularies",
-    children: [
-      %{
-        key: :accept,
-        type: {:list, :string},
-        description:
-          "A list of ActivityStreams terms to accept. If empty, all supported messages are accepted.",
-        suggestions: ["Create", "Follow", "Mention", "Announce", "Like"]
-      },
-      %{
-        key: :reject,
-        type: {:list, :string},
-        description:
-          "A list of ActivityStreams terms to reject. If empty, no messages are rejected.",
-        suggestions: ["Create", "Follow", "Mention", "Announce", "Like"]
-      }
-    ]
-  },
-  # %{
-  #   group: :pleroma,
-  #   key: :mrf_user_allowlist,
-  #   tab: :mrf,
-  #   related_policy: "Pleroma.Web.ActivityPub.MRF.UserAllowListPolicy",
-  #   type: :map,
-  #   description:
-  #     "The keys in this section are the domain names that the policy should apply to." <>
-  #       " Each key should be assigned a list of users that should be allowed through by their ActivityPub ID",
-  #     suggestions: [
-  #       %{"example.org" => ["https://example.org/users/admin"]}
-  #     ]
-  #   ]
-  # },
   %{
     group: :pleroma,
     key: :media_proxy,
@@ -3159,22 +2866,6 @@ config :pleroma, :config_description, [
       }
     ]
   },
-  %{
-    group: :pleroma,
-    key: :mrf_normalize_markup,
-    tab: :mrf,
-    related_policy: "Pleroma.Web.ActivityPub.MRF.NormalizeMarkup",
-    label: "MRF Normalize Markup",
-    description: "MRF NormalizeMarkup settings. Scrub configured hypertext markup.",
-    type: :group,
-    children: [
-      %{
-        key: :scrub_policy,
-        type: :module,
-        suggestions: [Pleroma.HTML.Scrubber.Default]
-      }
-    ]
-  },
   %{
     group: :pleroma,
     key: Pleroma.User,
@@ -3364,33 +3055,6 @@ config :pleroma, :config_description, [
       }
     ]
   },
-  %{
-    group: :pleroma,
-    key: :mrf_object_age,
-    tab: :mrf,
-    related_policy: "Pleroma.Web.ActivityPub.MRF.ObjectAgePolicy",
-    label: "MRF Object Age",
-    type: :group,
-    description:
-      "Rejects or delists posts based on their timestamp deviance from your server's clock.",
-    children: [
-      %{
-        key: :threshold,
-        type: :integer,
-        description: "Required age (in seconds) of a post before actions are taken.",
-        suggestions: [172_800]
-      },
-      %{
-        key: :actions,
-        type: {:list, :atom},
-        description:
-          "A list of actions to apply to the post. `:delist` removes the post from public timelines; " <>
-            "`:strip_followers` removes followers from the ActivityPub recipient list ensuring they won't be delivered to home timelines; " <>
-            "`:reject` rejects the message entirely",
-        suggestions: [:delist, :strip_followers, :reject]
-      }
-    ]
-  },
   %{
     group: :pleroma,
     key: :modules,
diff --git a/docs/administration/CLI_tasks/release_environments.md b/docs/administration/CLI_tasks/release_environments.md
deleted file mode 100644
index 36ab43864..000000000
--- a/docs/administration/CLI_tasks/release_environments.md
+++ /dev/null
@@ -1,9 +0,0 @@
-# Generate release environment file
-
-```sh tab="OTP"
- ./bin/pleroma_ctl release_env gen
-```
-
-```sh tab="From Source"
-mix pleroma.release_env gen
-```
diff --git a/docs/dev.md b/docs/dev.md
index 22e0691f1..aa89a941f 100644
--- a/docs/dev.md
+++ b/docs/dev.md
@@ -21,3 +21,26 @@ This document contains notes and guidelines for Pleroma developers.
 ## Auth-related configuration, OAuth consumer mode etc.
 
 See `Authentication` section of [the configuration cheatsheet](configuration/cheatsheet.md#authentication).
+
+## MRF policies descriptions
+
+If MRF policy depends on config, it can be added into MRF tab to adminFE by adding `config_description/0` method, which returns map with special structure.
+
+Example:
+
+```elixir
+%{
+      key: :mrf_activity_expiration,
+      related_policy: "Pleroma.Web.ActivityPub.MRF.ActivityExpirationPolicy",
+      label: "MRF Activity Expiration Policy",
+      description: "Adds automatic expiration to all local activities",
+      children: [
+        %{
+          key: :days,
+          type: :integer,
+          description: "Default global expiration time for all local activities (in days)",
+          suggestions: [90, 365]
+        }
+      ]
+    }
+```
diff --git a/docs/installation/debian_based_en.md b/docs/installation/debian_based_en.md
index b9fc4e112..75ceb6595 100644
--- a/docs/installation/debian_based_en.md
+++ b/docs/installation/debian_based_en.md
@@ -182,7 +182,6 @@ sudo cp /opt/pleroma/installation/pleroma.service /etc/systemd/system/pleroma.se
 ```
 
 * Edit the service file and make sure that all paths fit your installation
-* Check that `EnvironmentFile` contains the correct path to the env file. Or generate the env file: `sudo -Hu pleroma mix pleroma.release_env gen`
 * Enable and start `pleroma.service`:
 
 ```shell
diff --git a/docs/installation/otp_en.md b/docs/installation/otp_en.md
index 98360bcf7..63eda63ca 100644
--- a/docs/installation/otp_en.md
+++ b/docs/installation/otp_en.md
@@ -149,9 +149,6 @@ chown -R pleroma /etc/pleroma
 # Run the config generator
 su pleroma -s $SHELL -lc "./bin/pleroma_ctl instance gen --output /etc/pleroma/config.exs --output-psql /tmp/setup_db.psql"
 
-# Run the environment file generator.
-su pleroma -s $SHELL -lc "./bin/pleroma_ctl release_env gen"
-
 # Create the postgres database
 su postgres -s $SHELL -lc "psql -f /tmp/setup_db.psql"
 
diff --git a/installation/init.d/pleroma b/installation/init.d/pleroma
index e908cda1b..384536f7e 100755
--- a/installation/init.d/pleroma
+++ b/installation/init.d/pleroma
@@ -8,7 +8,6 @@ pidfile="/var/run/pleroma.pid"
 directory=/opt/pleroma
 healthcheck_delay=60
 healthcheck_timer=30
-export $(cat /opt/pleroma/config/pleroma.env)
 
 : ${pleroma_port:-4000}
 
diff --git a/installation/pleroma.service b/installation/pleroma.service
index 63e83ed6e..8338228d8 100644
--- a/installation/pleroma.service
+++ b/installation/pleroma.service
@@ -17,8 +17,6 @@ Environment="MIX_ENV=prod"
 Environment="HOME=/var/lib/pleroma"
 ; Path to the folder containing the Pleroma installation.
 WorkingDirectory=/opt/pleroma
-; Path to the environment file. the file contains RELEASE_COOKIE and etc 
-EnvironmentFile=/opt/pleroma/config/pleroma.env
 ; Path to the Mix binary.
 ExecStart=/usr/bin/mix phx.server
 
diff --git a/lib/mix/tasks/pleroma/instance.ex b/lib/mix/tasks/pleroma/instance.ex
index 1915aacd9..fc21ae062 100644
--- a/lib/mix/tasks/pleroma/instance.ex
+++ b/lib/mix/tasks/pleroma/instance.ex
@@ -36,9 +36,7 @@ defmodule Mix.Tasks.Pleroma.Instance do
           listen_port: :string,
           strip_uploads: :string,
           anonymize_uploads: :string,
-          dedupe_uploads: :string,
-          skip_release_env: :boolean,
-          release_env_file: :string
+          dedupe_uploads: :string
         ],
         aliases: [
           o: :output,
@@ -243,24 +241,6 @@ defmodule Mix.Tasks.Pleroma.Instance do
 
       write_robots_txt(static_dir, indexable, template_dir)
 
-      if Keyword.get(options, :skip_release_env, false) do
-        shell_info("""
-        Release environment file is skip. Please generate the release env file before start.
-        `MIX_ENV=#{Mix.env()} mix pleroma.release_env gen`
-        """)
-      else
-        shell_info("Generation the environment file:")
-
-        release_env_args =
-          with path when not is_nil(path) <- Keyword.get(options, :release_env_file) do
-            ["gen", "--path", path]
-          else
-            _ -> ["gen"]
-          end
-
-        Mix.Tasks.Pleroma.ReleaseEnv.run(release_env_args)
-      end
-
       shell_info(
         "\n All files successfully written! Refer to the installation instructions for your platform for next steps."
       )
diff --git a/lib/mix/tasks/pleroma/release_env.ex b/lib/mix/tasks/pleroma/release_env.ex
deleted file mode 100644
index 9da74ffcf..000000000
--- a/lib/mix/tasks/pleroma/release_env.ex
+++ /dev/null
@@ -1,76 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Mix.Tasks.Pleroma.ReleaseEnv do
-  use Mix.Task
-  import Mix.Pleroma
-
-  @shortdoc "Generate Pleroma environment file."
-  @moduledoc File.read!("docs/administration/CLI_tasks/release_environments.md")
-
-  def run(["gen" | rest]) do
-    {options, [], []} =
-      OptionParser.parse(
-        rest,
-        strict: [
-          force: :boolean,
-          path: :string
-        ],
-        aliases: [
-          p: :path,
-          f: :force
-        ]
-      )
-
-    file_path =
-      get_option(
-        options,
-        :path,
-        "Environment file path",
-        "./config/pleroma.env"
-      )
-
-    env_path = Path.expand(file_path)
-
-    proceed? =
-      if File.exists?(env_path) do
-        get_option(
-          options,
-          :force,
-          "Environment file already exists. Do you want to overwrite the #{env_path} file? (y/n)",
-          "n"
-        ) === "y"
-      else
-        true
-      end
-
-    if proceed? do
-      case do_generate(env_path) do
-        {:error, reason} ->
-          shell_error(
-            File.Error.message(%{action: "write to file", reason: reason, path: env_path})
-          )
-
-        _ ->
-          shell_info("\nThe file generated: #{env_path}.\n")
-
-          shell_info("""
-          WARNING: before start pleroma app please make sure to make the file read-only and non-modifiable.
-            Example:
-              chmod 0444 #{file_path}
-              chattr +i #{file_path}
-          """)
-      end
-    else
-      shell_info("\nThe file is exist. #{env_path}.\n")
-    end
-  end
-
-  def do_generate(path) do
-    content = "RELEASE_COOKIE=#{Base.encode32(:crypto.strong_rand_bytes(32))}"
-
-    File.mkdir_p!(Path.dirname(path))
-    File.write(path, content)
-  end
-end
diff --git a/lib/pleroma/docs/json.ex b/lib/pleroma/docs/json.ex
index 13618b509..a583e2a5b 100644
--- a/lib/pleroma/docs/json.ex
+++ b/lib/pleroma/docs/json.ex
@@ -11,7 +11,11 @@ defmodule Pleroma.Docs.JSON do
 
   @spec compile :: :ok
   def compile do
-    :persistent_term.put(@term, Pleroma.Docs.Generator.convert_to_strings(@raw_descriptions))
+    descriptions =
+      Pleroma.Web.ActivityPub.MRF.config_descriptions()
+      |> Enum.reduce(@raw_descriptions, fn description, acc -> [description | acc] end)
+
+    :persistent_term.put(@term, Pleroma.Docs.Generator.convert_to_strings(descriptions))
   end
 
   @spec compiled_descriptions :: Map.t()
diff --git a/lib/pleroma/emails/admin_email.ex b/lib/pleroma/emails/admin_email.ex
index 8979db2f8..02274554f 100644
--- a/lib/pleroma/emails/admin_email.ex
+++ b/lib/pleroma/emails/admin_email.ex
@@ -18,10 +18,6 @@ defmodule Pleroma.Emails.AdminEmail do
     Keyword.get(instance_config(), :notify_email, instance_config()[:email])
   end
 
-  defp user_url(user) do
-    Helpers.user_feed_url(Pleroma.Web.Endpoint, :feed_redirect, user.id)
-  end
-
   def test_email(mail_to \\ nil) do
     html_body = """
     <h3>Instance Test Email</h3>
@@ -69,8 +65,8 @@ defmodule Pleroma.Emails.AdminEmail do
       end
 
     html_body = """
-    <p>Reported by: <a href="#{user_url(reporter)}">#{reporter.nickname}</a></p>
-    <p>Reported Account: <a href="#{user_url(account)}">#{account.nickname}</a></p>
+    <p>Reported by: <a href="#{reporter.ap_id}">#{reporter.nickname}</a></p>
+    <p>Reported Account: <a href="#{account.ap_id}">#{account.nickname}</a></p>
     #{comment_html}
     #{statuses_html}
     <p>
@@ -86,7 +82,7 @@ defmodule Pleroma.Emails.AdminEmail do
 
   def new_unapproved_registration(to, account) do
     html_body = """
-    <p>New account for review: <a href="#{user_url(account)}">@#{account.nickname}</a></p>
+    <p>New account for review: <a href="#{account.ap_id}">@#{account.nickname}</a></p>
     <blockquote>#{HTML.strip_tags(account.registration_reason)}</blockquote>
     <a href="#{Pleroma.Web.base_url()}/pleroma/admin/#/users/#{account.id}/">Visit AdminFE</a>
     """
diff --git a/lib/pleroma/object/fetcher.ex b/lib/pleroma/object/fetcher.ex
index 169298b34..ae4301738 100644
--- a/lib/pleroma/object/fetcher.ex
+++ b/lib/pleroma/object/fetcher.ex
@@ -232,8 +232,24 @@ defmodule Pleroma.Object.Fetcher do
       |> sign_fetch(id, date)
 
     case HTTP.get(id, headers) do
-      {:ok, %{body: body, status: code}} when code in 200..299 ->
-        {:ok, body}
+      {:ok, %{body: body, status: code, headers: headers}} when code in 200..299 ->
+        case List.keyfind(headers, "content-type", 0) do
+          {_, content_type} ->
+            case Plug.Conn.Utils.media_type(content_type) do
+              {:ok, "application", "activity+json", _} ->
+                {:ok, body}
+
+              {:ok, "application", "ld+json",
+               %{"profile" => "https://www.w3.org/ns/activitystreams"}} ->
+                {:ok, body}
+
+              _ ->
+                {:error, {:content_type, content_type}}
+            end
+
+          _ ->
+            {:error, {:content_type, nil}}
+        end
 
       {:ok, %{status: code}} when code in [404, 410] ->
         {:error, "Object has been deleted"}
diff --git a/lib/pleroma/web/activity_pub/mrf.ex b/lib/pleroma/web/activity_pub/mrf.ex
index 5e5361082..6e73b2f22 100644
--- a/lib/pleroma/web/activity_pub/mrf.ex
+++ b/lib/pleroma/web/activity_pub/mrf.ex
@@ -3,7 +3,62 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Web.ActivityPub.MRF do
+  require Logger
+
+  @mrf_config_descriptions [
+    %{
+      group: :pleroma,
+      key: :mrf,
+      tab: :mrf,
+      label: "MRF",
+      type: :group,
+      description: "General MRF settings",
+      children: [
+        %{
+          key: :policies,
+          type: [:module, {:list, :module}],
+          description:
+            "A list of MRF policies enabled. Module names are shortened (removed leading `Pleroma.Web.ActivityPub.MRF.` part), but on adding custom module you need to use full name.",
+          suggestions: {:list_behaviour_implementations, Pleroma.Web.ActivityPub.MRF}
+        },
+        %{
+          key: :transparency,
+          label: "MRF transparency",
+          type: :boolean,
+          description:
+            "Make the content of your Message Rewrite Facility settings public (via nodeinfo)"
+        },
+        %{
+          key: :transparency_exclusions,
+          label: "MRF transparency exclusions",
+          type: {:list, :string},
+          description:
+            "Exclude specific instance names from MRF transparency. The use of the exclusions feature will be disclosed in nodeinfo as a boolean value.",
+          suggestions: [
+            "exclusion.com"
+          ]
+        }
+      ]
+    }
+  ]
+
+  @default_description %{
+    label: "",
+    description: ""
+  }
+
+  @required_description_keys [:key, :related_policy]
+
   @callback filter(Map.t()) :: {:ok | :reject, Map.t()}
+  @callback describe() :: {:ok | :error, Map.t()}
+  @callback config_description() :: %{
+              optional(:children) => [map()],
+              key: atom(),
+              related_policy: String.t(),
+              label: String.t(),
+              description: String.t()
+            }
+  @optional_callbacks config_description: 0
 
   def filter(policies, %{} = message) do
     policies
@@ -51,8 +106,6 @@ defmodule Pleroma.Web.ActivityPub.MRF do
     Enum.any?(domains, fn domain -> Regex.match?(domain, host) end)
   end
 
-  @callback describe() :: {:ok | :error, Map.t()}
-
   def describe(policies) do
     {:ok, policy_configs} =
       policies
@@ -82,4 +135,41 @@ defmodule Pleroma.Web.ActivityPub.MRF do
   end
 
   def describe, do: get_policies() |> describe()
+
+  def config_descriptions do
+    Pleroma.Web.ActivityPub.MRF
+    |> Pleroma.Docs.Generator.list_behaviour_implementations()
+    |> config_descriptions()
+  end
+
+  def config_descriptions(policies) do
+    Enum.reduce(policies, @mrf_config_descriptions, fn policy, acc ->
+      if function_exported?(policy, :config_description, 0) do
+        description =
+          @default_description
+          |> Map.merge(policy.config_description)
+          |> Map.put(:group, :pleroma)
+          |> Map.put(:tab, :mrf)
+          |> Map.put(:type, :group)
+
+        if Enum.all?(@required_description_keys, &Map.has_key?(description, &1)) do
+          [description | acc]
+        else
+          Logger.warn(
+            "#{policy} config description doesn't have one or all required keys #{
+              inspect(@required_description_keys)
+            }"
+          )
+
+          acc
+        end
+      else
+        Logger.debug(
+          "#{policy} is excluded from config descriptions, because does not implement `config_description/0` method."
+        )
+
+        acc
+      end
+    end)
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/activity_expiration_policy.ex b/lib/pleroma/web/activity_pub/mrf/activity_expiration_policy.ex
index bee47b4ed..655a2ced0 100644
--- a/lib/pleroma/web/activity_pub/mrf/activity_expiration_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/activity_expiration_policy.ex
@@ -40,4 +40,22 @@ defmodule Pleroma.Web.ActivityPub.MRF.ActivityExpirationPolicy do
       _ -> Map.put(activity, "expires_at", expires_at)
     end
   end
+
+  @impl true
+  def config_description do
+    %{
+      key: :mrf_activity_expiration,
+      related_policy: "Pleroma.Web.ActivityPub.MRF.ActivityExpirationPolicy",
+      label: "MRF Activity Expiration Policy",
+      description: "Adds automatic expiration to all local activities",
+      children: [
+        %{
+          key: :days,
+          type: :integer,
+          description: "Default global expiration time for all local activities (in days)",
+          suggestions: [90, 365]
+        }
+      ]
+    }
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/hellthread_policy.ex b/lib/pleroma/web/activity_pub/mrf/hellthread_policy.ex
index 9ba07b4e3..3fd5c1e0a 100644
--- a/lib/pleroma/web/activity_pub/mrf/hellthread_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/hellthread_policy.ex
@@ -97,4 +97,31 @@ defmodule Pleroma.Web.ActivityPub.MRF.HellthreadPolicy do
   @impl true
   def describe,
     do: {:ok, %{mrf_hellthread: Pleroma.Config.get(:mrf_hellthread) |> Enum.into(%{})}}
+
+  @impl true
+  def config_description do
+    %{
+      key: :mrf_hellthread,
+      related_policy: "Pleroma.Web.ActivityPub.MRF.HellthreadPolicy",
+      label: "MRF Hellthread",
+      description: "Block messages with excessive user mentions",
+      children: [
+        %{
+          key: :delist_threshold,
+          type: :integer,
+          description:
+            "Number of mentioned users after which the message gets removed from timelines and" <>
+              "disables notifications. Set to 0 to disable.",
+          suggestions: [10]
+        },
+        %{
+          key: :reject_threshold,
+          type: :integer,
+          description:
+            "Number of mentioned users after which the messaged gets rejected. Set to 0 to disable.",
+          suggestions: [20]
+        }
+      ]
+    }
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/keyword_policy.ex b/lib/pleroma/web/activity_pub/mrf/keyword_policy.ex
index db66cfa3e..ded0fe7f2 100644
--- a/lib/pleroma/web/activity_pub/mrf/keyword_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/keyword_policy.ex
@@ -126,4 +126,46 @@ defmodule Pleroma.Web.ActivityPub.MRF.KeywordPolicy do
 
     {:ok, %{mrf_keyword: mrf_keyword}}
   end
+
+  @impl true
+  def config_description do
+    %{
+      key: :mrf_keyword,
+      related_policy: "Pleroma.Web.ActivityPub.MRF.KeywordPolicy",
+      label: "MRF Keyword",
+      description:
+        "Reject or Word-Replace messages matching a keyword or [Regex](https://hexdocs.pm/elixir/Regex.html).",
+      children: [
+        %{
+          key: :reject,
+          type: {:list, :string},
+          description: """
+            A list of patterns which result in message being rejected.
+
+            Each pattern can be a string or [Regex](https://hexdocs.pm/elixir/Regex.html) in the format of `~r/PATTERN/`.
+          """,
+          suggestions: ["foo", ~r/foo/iu]
+        },
+        %{
+          key: :federated_timeline_removal,
+          type: {:list, :string},
+          description: """
+            A list of patterns which result in message being removed from federated timelines (a.k.a unlisted).
+
+            Each pattern can be a string or [Regex](https://hexdocs.pm/elixir/Regex.html) in the format of `~r/PATTERN/`.
+          """,
+          suggestions: ["foo", ~r/foo/iu]
+        },
+        %{
+          key: :replace,
+          type: {:list, :tuple},
+          description: """
+            **Pattern**: a string or [Regex](https://hexdocs.pm/elixir/Regex.html) in the format of `~r/PATTERN/`.
+
+            **Replacement**: a string. Leaving the field empty is permitted.
+          """
+        }
+      ]
+    }
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/mention_policy.ex b/lib/pleroma/web/activity_pub/mrf/mention_policy.ex
index 7910ca131..9c096712a 100644
--- a/lib/pleroma/web/activity_pub/mrf/mention_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/mention_policy.ex
@@ -25,4 +25,22 @@ defmodule Pleroma.Web.ActivityPub.MRF.MentionPolicy do
 
   @impl true
   def describe, do: {:ok, %{}}
+
+  @impl true
+  def config_description do
+    %{
+      key: :mrf_mention,
+      related_policy: "Pleroma.Web.ActivityPub.MRF.MentionPolicy",
+      label: "MRF Mention",
+      description: "Block messages which mention a specific user",
+      children: [
+        %{
+          key: :actors,
+          type: {:list, :string},
+          description: "A list of actors for which any post mentioning them will be dropped",
+          suggestions: ["actor1", "actor2"]
+        }
+      ]
+    }
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/normalize_markup.ex b/lib/pleroma/web/activity_pub/mrf/normalize_markup.ex
index 7abae37ae..e00575c2a 100644
--- a/lib/pleroma/web/activity_pub/mrf/normalize_markup.ex
+++ b/lib/pleroma/web/activity_pub/mrf/normalize_markup.ex
@@ -8,6 +8,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.NormalizeMarkup do
 
   @behaviour Pleroma.Web.ActivityPub.MRF
 
+  @impl true
   def filter(%{"type" => "Create", "object" => child_object} = object) do
     scrub_policy = Pleroma.Config.get([:mrf_normalize_markup, :scrub_policy])
 
@@ -22,5 +23,23 @@ defmodule Pleroma.Web.ActivityPub.MRF.NormalizeMarkup do
 
   def filter(object), do: {:ok, object}
 
+  @impl true
   def describe, do: {:ok, %{}}
+
+  @impl true
+  def config_description do
+    %{
+      key: :mrf_normalize_markup,
+      related_policy: "Pleroma.Web.ActivityPub.MRF.NormalizeMarkup",
+      label: "MRF Normalize Markup",
+      description: "MRF NormalizeMarkup settings. Scrub configured hypertext markup.",
+      children: [
+        %{
+          key: :scrub_policy,
+          type: :module,
+          suggestions: [Pleroma.HTML.Scrubber.Default]
+        }
+      ]
+    }
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/object_age_policy.ex b/lib/pleroma/web/activity_pub/mrf/object_age_policy.ex
index d45d2d7e3..eb0481f20 100644
--- a/lib/pleroma/web/activity_pub/mrf/object_age_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/object_age_policy.ex
@@ -106,4 +106,32 @@ defmodule Pleroma.Web.ActivityPub.MRF.ObjectAgePolicy do
 
     {:ok, %{mrf_object_age: mrf_object_age}}
   end
+
+  @impl true
+  def config_description do
+    %{
+      key: :mrf_object_age,
+      related_policy: "Pleroma.Web.ActivityPub.MRF.ObjectAgePolicy",
+      label: "MRF Object Age",
+      description:
+        "Rejects or delists posts based on their timestamp deviance from your server's clock.",
+      children: [
+        %{
+          key: :threshold,
+          type: :integer,
+          description: "Required age (in seconds) of a post before actions are taken.",
+          suggestions: [172_800]
+        },
+        %{
+          key: :actions,
+          type: {:list, :atom},
+          description:
+            "A list of actions to apply to the post. `:delist` removes the post from public timelines; " <>
+              "`:strip_followers` removes followers from the ActivityPub recipient list ensuring they won't be delivered to home timelines; " <>
+              "`:reject` rejects the message entirely",
+          suggestions: [:delist, :strip_followers, :reject]
+        }
+      ]
+    }
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/reject_non_public.ex b/lib/pleroma/web/activity_pub/mrf/reject_non_public.ex
index 0b9ed2224..cd7665e31 100644
--- a/lib/pleroma/web/activity_pub/mrf/reject_non_public.ex
+++ b/lib/pleroma/web/activity_pub/mrf/reject_non_public.ex
@@ -48,4 +48,27 @@ defmodule Pleroma.Web.ActivityPub.MRF.RejectNonPublic do
   @impl true
   def describe,
     do: {:ok, %{mrf_rejectnonpublic: Config.get(:mrf_rejectnonpublic) |> Enum.into(%{})}}
+
+  @impl true
+  def config_description do
+    %{
+      key: :mrf_rejectnonpublic,
+      related_policy: "Pleroma.Web.ActivityPub.MRF.RejectNonPublic",
+      description: "RejectNonPublic drops posts with non-public visibility settings.",
+      label: "MRF Reject Non Public",
+      children: [
+        %{
+          key: :allow_followersonly,
+          label: "Allow followers-only",
+          type: :boolean,
+          description: "Whether to allow followers-only posts"
+        },
+        %{
+          key: :allow_direct,
+          type: :boolean,
+          description: "Whether to allow direct messages"
+        }
+      ]
+    }
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/simple_policy.ex b/lib/pleroma/web/activity_pub/mrf/simple_policy.ex
index 161177727..6cd91826d 100644
--- a/lib/pleroma/web/activity_pub/mrf/simple_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/simple_policy.ex
@@ -244,4 +244,78 @@ defmodule Pleroma.Web.ActivityPub.MRF.SimplePolicy do
 
     {:ok, %{mrf_simple: mrf_simple}}
   end
+
+  @impl true
+  def config_description do
+    %{
+      key: :mrf_simple,
+      related_policy: "Pleroma.Web.ActivityPub.MRF.SimplePolicy",
+      label: "MRF Simple",
+      description: "Simple ingress policies",
+      children: [
+        %{
+          key: :media_removal,
+          type: {:list, :string},
+          description: "List of instances to strip media attachments from",
+          suggestions: ["example.com", "*.example.com"]
+        },
+        %{
+          key: :media_nsfw,
+          label: "Media NSFW",
+          type: {:list, :string},
+          description: "List of instances to tag all media as NSFW (sensitive) from",
+          suggestions: ["example.com", "*.example.com"]
+        },
+        %{
+          key: :federated_timeline_removal,
+          type: {:list, :string},
+          description:
+            "List of instances to remove from the Federated (aka The Whole Known Network) Timeline",
+          suggestions: ["example.com", "*.example.com"]
+        },
+        %{
+          key: :reject,
+          type: {:list, :string},
+          description: "List of instances to reject activities from (except deletes)",
+          suggestions: ["example.com", "*.example.com"]
+        },
+        %{
+          key: :accept,
+          type: {:list, :string},
+          description: "List of instances to only accept activities from (except deletes)",
+          suggestions: ["example.com", "*.example.com"]
+        },
+        %{
+          key: :followers_only,
+          type: {:list, :string},
+          description: "Force posts from the given instances to be visible by followers only",
+          suggestions: ["example.com", "*.example.com"]
+        },
+        %{
+          key: :report_removal,
+          type: {:list, :string},
+          description: "List of instances to reject reports from",
+          suggestions: ["example.com", "*.example.com"]
+        },
+        %{
+          key: :avatar_removal,
+          type: {:list, :string},
+          description: "List of instances to strip avatars from",
+          suggestions: ["example.com", "*.example.com"]
+        },
+        %{
+          key: :banner_removal,
+          type: {:list, :string},
+          description: "List of instances to strip banners from",
+          suggestions: ["example.com", "*.example.com"]
+        },
+        %{
+          key: :reject_deletes,
+          type: {:list, :string},
+          description: "List of instances to reject deletions from",
+          suggestions: ["example.com", "*.example.com"]
+        }
+      ]
+    }
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/subchain_policy.ex b/lib/pleroma/web/activity_pub/mrf/subchain_policy.ex
index 048052da6..2ec45260a 100644
--- a/lib/pleroma/web/activity_pub/mrf/subchain_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/subchain_policy.ex
@@ -39,4 +39,28 @@ defmodule Pleroma.Web.ActivityPub.MRF.SubchainPolicy do
 
   @impl true
   def describe, do: {:ok, %{}}
+
+  @impl true
+  def config_description do
+    %{
+      key: :mrf_subchain,
+      related_policy: "Pleroma.Web.ActivityPub.MRF.SubchainPolicy",
+      label: "MRF Subchain",
+      description:
+        "This policy processes messages through an alternate pipeline when a given message matches certain criteria." <>
+          " All criteria are configured as a map of regular expressions to lists of policy modules.",
+      children: [
+        %{
+          key: :match_actor,
+          type: {:map, {:list, :string}},
+          description: "Matches a series of regular expressions against the actor field",
+          suggestions: [
+            %{
+              ~r/https:\/\/example.com/s => [Pleroma.Web.ActivityPub.MRF.DropPolicy]
+            }
+          ]
+        }
+      ]
+    }
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/user_allow_list_policy.ex b/lib/pleroma/web/activity_pub/mrf/user_allow_list_policy.ex
index 1a28f2ba2..e9d0d0503 100644
--- a/lib/pleroma/web/activity_pub/mrf/user_allow_list_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/user_allow_list_policy.ex
@@ -41,4 +41,25 @@ defmodule Pleroma.Web.ActivityPub.MRF.UserAllowListPolicy do
 
     {:ok, %{mrf_user_allowlist: mrf_user_allowlist}}
   end
+
+  # TODO: change way of getting settings on `lib/pleroma/web/activity_pub/mrf/user_allow_list_policy.ex:18` to use `hosts` subkey
+  # @impl true
+  # def config_description do
+  #   %{
+  #     key: :mrf_user_allowlist,
+  #     related_policy: "Pleroma.Web.ActivityPub.MRF.UserAllowListPolicy",
+  #     description: "Accept-list of users from specified instances",
+  #     children: [
+  #       %{
+  #         key: :hosts,
+  #         type: :map,
+  #         description:
+  #           "The keys in this section are the domain names that the policy should apply to." <>
+  #             " Each key should be assigned a list of users that should be allowed " <>
+  #             "through by their ActivityPub ID",
+  #         suggestions: [%{"example.org" => ["https://example.org/users/admin"]}]
+  #       }
+  #     ]
+  #   }
+  # end
 end
diff --git a/lib/pleroma/web/activity_pub/mrf/vocabulary_policy.ex b/lib/pleroma/web/activity_pub/mrf/vocabulary_policy.ex
index a6c545570..f325cb680 100644
--- a/lib/pleroma/web/activity_pub/mrf/vocabulary_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/vocabulary_policy.ex
@@ -7,6 +7,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.VocabularyPolicy do
 
   @behaviour Pleroma.Web.ActivityPub.MRF
 
+  @impl true
   def filter(%{"type" => "Undo", "object" => child_message} = message) do
     with {:ok, _} <- filter(child_message) do
       {:ok, message}
@@ -36,6 +37,33 @@ defmodule Pleroma.Web.ActivityPub.MRF.VocabularyPolicy do
 
   def filter(message), do: {:ok, message}
 
+  @impl true
   def describe,
     do: {:ok, %{mrf_vocabulary: Pleroma.Config.get(:mrf_vocabulary) |> Enum.into(%{})}}
+
+  @impl true
+  def config_description do
+    %{
+      key: :mrf_vocabulary,
+      related_policy: "Pleroma.Web.ActivityPub.MRF.VocabularyPolicy",
+      label: "MRF Vocabulary",
+      description: "Filter messages which belong to certain activity vocabularies",
+      children: [
+        %{
+          key: :accept,
+          type: {:list, :string},
+          description:
+            "A list of ActivityStreams terms to accept. If empty, all supported messages are accepted.",
+          suggestions: ["Create", "Follow", "Mention", "Announce", "Like"]
+        },
+        %{
+          key: :reject,
+          type: {:list, :string},
+          description:
+            "A list of ActivityStreams terms to reject. If empty, no messages are rejected.",
+          suggestions: ["Create", "Follow", "Mention", "Announce", "Like"]
+        }
+      ]
+    }
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/object_validators/attachment_validator.ex b/lib/pleroma/web/activity_pub/object_validators/attachment_validator.ex
index df102a134..f96fd54bf 100644
--- a/lib/pleroma/web/activity_pub/object_validators/attachment_validator.ex
+++ b/lib/pleroma/web/activity_pub/object_validators/attachment_validator.ex
@@ -15,6 +15,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.AttachmentValidator do
     field(:type, :string)
     field(:mediaType, :string, default: "application/octet-stream")
     field(:name, :string)
+    field(:blurhash, :string)
 
     embeds_many :url, UrlObjectValidator, primary_key: false do
       field(:type, :string)
@@ -41,7 +42,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.AttachmentValidator do
       |> fix_url()
 
     struct
-    |> cast(data, [:type, :mediaType, :name])
+    |> cast(data, [:type, :mediaType, :name, :blurhash])
     |> cast_embed(:url, with: &url_changeset/2)
     |> validate_inclusion(:type, ~w[Link Document Audio Image Video])
     |> validate_required([:type, :mediaType, :url])
diff --git a/lib/pleroma/web/activity_pub/transmogrifier.ex b/lib/pleroma/web/activity_pub/transmogrifier.ex
index 39c8f7e39..0bcd1db22 100644
--- a/lib/pleroma/web/activity_pub/transmogrifier.ex
+++ b/lib/pleroma/web/activity_pub/transmogrifier.ex
@@ -252,6 +252,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
           }
           |> Maps.put_if_present("mediaType", media_type)
           |> Maps.put_if_present("name", data["name"])
+          |> Maps.put_if_present("blurhash", data["blurhash"])
         else
           nil
         end
diff --git a/lib/pleroma/web/fallback/redirect_controller.ex b/lib/pleroma/web/fallback/redirect_controller.ex
index 6f759d559..1ac1319f8 100644
--- a/lib/pleroma/web/fallback/redirect_controller.ex
+++ b/lib/pleroma/web/fallback/redirect_controller.ex
@@ -37,10 +37,11 @@ defmodule Pleroma.Web.Fallback.RedirectController do
 
     tags = build_tags(conn, params)
     preloads = preload_data(conn, params)
+    title = "<title>#{Pleroma.Config.get([:instance, :name])}</title>"
 
     response =
       index_content
-      |> String.replace("<!--server-generated-meta-->", tags <> preloads)
+      |> String.replace("<!--server-generated-meta-->", tags <> preloads <> title)
 
     conn
     |> put_resp_content_type("text/html")
@@ -54,10 +55,11 @@ defmodule Pleroma.Web.Fallback.RedirectController do
   def redirector_with_preload(conn, params) do
     {:ok, index_content} = File.read(index_file_path())
     preloads = preload_data(conn, params)
+    title = "<title>#{Pleroma.Config.get([:instance, :name])}</title>"
 
     response =
       index_content
-      |> String.replace("<!--server-generated-meta-->", preloads)
+      |> String.replace("<!--server-generated-meta-->", preloads <> title)
 
     conn
     |> put_resp_content_type("text/html")
diff --git a/lib/pleroma/web/feed/feed_view.ex b/lib/pleroma/web/feed/feed_view.ex
index 1ae03e7e2..56c024617 100644
--- a/lib/pleroma/web/feed/feed_view.ex
+++ b/lib/pleroma/web/feed/feed_view.ex
@@ -83,7 +83,7 @@ defmodule Pleroma.Web.Feed.FeedView do
 
   def activity_content(_), do: ""
 
-  def activity_context(activity), do: activity.data["context"]
+  def activity_context(activity), do: escape(activity.data["context"])
 
   def attachment_href(attachment) do
     attachment["url"]
diff --git a/lib/pleroma/web/mastodon_api/views/status_view.ex b/lib/pleroma/web/mastodon_api/views/status_view.ex
index 435bcde15..7cbbd3750 100644
--- a/lib/pleroma/web/mastodon_api/views/status_view.ex
+++ b/lib/pleroma/web/mastodon_api/views/status_view.ex
@@ -435,7 +435,8 @@ defmodule Pleroma.Web.MastodonAPI.StatusView do
       text_url: href,
       type: type,
       description: attachment["name"],
-      pleroma: %{mime_type: media_type}
+      pleroma: %{mime_type: media_type},
+      blurhash: attachment["blurhash"]
     }
   end
 
diff --git a/lib/pleroma/web/templates/feed/feed/_activity.atom.eex b/lib/pleroma/web/templates/feed/feed/_activity.atom.eex
index 78350f2aa..3fd150c4e 100644
--- a/lib/pleroma/web/templates/feed/feed/_activity.atom.eex
+++ b/lib/pleroma/web/templates/feed/feed/_activity.atom.eex
@@ -12,7 +12,7 @@
   <link href="<%= activity_context(@activity) %>" rel="ostatus:conversation"/>
 
   <%= if @data["summary"] do %>
-    <summary><%= @data["summary"] %></summary>
+    <summary><%= escape(@data["summary"]) %></summary>
   <% end %>
 
   <%= if @activity.local do %>
diff --git a/lib/pleroma/web/templates/feed/feed/_activity.rss.eex b/lib/pleroma/web/templates/feed/feed/_activity.rss.eex
index a304a16af..42960de7d 100644
--- a/lib/pleroma/web/templates/feed/feed/_activity.rss.eex
+++ b/lib/pleroma/web/templates/feed/feed/_activity.rss.eex
@@ -12,7 +12,7 @@
   <link rel="ostatus:conversation"><%= activity_context(@activity) %></link>
 
   <%= if @data["summary"] do %>
-    <description><%= @data["summary"] %></description>
+    <description><%= escape(@data["summary"]) %></description>
   <% end %>
 
   <%= if @activity.local do %>
diff --git a/priv/static/index.html b/priv/static/index.html
index f5690a8d6..e848c5f8c 100644
--- a/priv/static/index.html
+++ b/priv/static/index.html
@@ -1 +1 @@
-<!DOCTYPE html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1,user-scalable=no"><title>Pleroma</title><!--server-generated-meta--><link rel=icon type=image/png href=/favicon.png><link href=/static/css/app.77b1644622e3bae24b6b.css rel=stylesheet><link href=/static/fontello.1600365488745.css rel=stylesheet></head><body class=hidden><noscript>To use Pleroma, please enable JavaScript.</noscript><div id=app></div><script type=text/javascript src=/static/js/vendors~app.90c4af83c1ae68f4cd95.js></script><script type=text/javascript src=/static/js/app.826c44232e0a76bbd9ba.js></script></body></html>
\ No newline at end of file
+<!DOCTYPE html><html lang=en><head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1,user-scalable=no"><!--server-generated-meta--><link rel=icon type=image/png href=/favicon.png><link href=/static/css/app.77b1644622e3bae24b6b.css rel=stylesheet><link href=/static/fontello.1600365488745.css rel=stylesheet></head><body class=hidden><noscript>To use Pleroma, please enable JavaScript.</noscript><div id=app></div><script type=text/javascript src=/static/js/vendors~app.90c4af83c1ae68f4cd95.js></script><script type=text/javascript src=/static/js/app.826c44232e0a76bbd9ba.js></script></body></html>
diff --git a/test/fixtures/modules/good_mrf.ex b/test/fixtures/modules/good_mrf.ex
new file mode 100644
index 000000000..39d0f14ec
--- /dev/null
+++ b/test/fixtures/modules/good_mrf.ex
@@ -0,0 +1,19 @@
+defmodule Fixtures.Modules.GoodMRF do
+  @behaviour Pleroma.Web.ActivityPub.MRF
+
+  @impl true
+  def filter(a), do: {:ok, a}
+
+  @impl true
+  def describe, do: %{}
+
+  @impl true
+  def config_description do
+    %{
+      key: :good_mrf,
+      related_policy: "Fixtures.Modules.GoodMRF",
+      label: "Good MRF",
+      description: "Some description"
+    }
+  end
+end
diff --git a/test/fixtures/spoofed-object.json b/test/fixtures/spoofed-object.json
new file mode 100644
index 000000000..91e34307d
--- /dev/null
+++ b/test/fixtures/spoofed-object.json
@@ -0,0 +1,26 @@
+{
+  "@context": [
+    "https://www.w3.org/ns/activitystreams",
+    "https://patch.cx/schemas/litepub-0.1.jsonld",
+    {
+      "@language": "und"
+    }
+  ],
+  "actor": "https://patch.cx/users/rin",
+  "attachment": [],
+  "attributedTo": "https://patch.cx/users/rin",
+  "cc": [
+    "https://patch.cx/users/rin/followers"
+  ],
+  "content": "Oracle Corporation (NYSE: ORCL) today announced that it has signed a definitive merger agreement to acquire Pleroma AG (FRA: PLA), for $26.50 per share (approximately $10.3 billion). The transaction has been approved by the boards of directors of both companies and should close by early January.",
+  "context": "https://patch.cx/contexts/spoof",
+  "id": "https://patch.cx/objects/spoof",
+  "published": "2020-10-23T18:02:06.038856Z",
+  "sensitive": false,
+  "summary": "Oracle buys Pleroma",
+  "tag": [],
+  "to": [
+    "https://www.w3.org/ns/activitystreams#Public"
+  ],
+  "type": "Note"
+}
diff --git a/test/mix/tasks/pleroma/instance_test.exs b/test/mix/tasks/pleroma/instance_test.exs
index fe69a2def..8a02710ee 100644
--- a/test/mix/tasks/pleroma/instance_test.exs
+++ b/test/mix/tasks/pleroma/instance_test.exs
@@ -5,8 +5,6 @@
 defmodule Mix.Tasks.Pleroma.InstanceTest do
   use ExUnit.Case
 
-  @release_env_file "./test/pleroma.test.env"
-
   setup do
     File.mkdir_p!(tmp_path())
 
@@ -18,8 +16,6 @@ defmodule Mix.Tasks.Pleroma.InstanceTest do
         File.rm_rf(Path.join(static_dir, "robots.txt"))
       end
 
-      if File.exists?(@release_env_file), do: File.rm_rf(@release_env_file)
-
       Pleroma.Config.put([:instance, :static_dir], static_dir)
     end)
 
@@ -73,9 +69,7 @@ defmodule Mix.Tasks.Pleroma.InstanceTest do
         "--dedupe-uploads",
         "n",
         "--anonymize-uploads",
-        "n",
-        "--release-env-file",
-        @release_env_file
+        "n"
       ])
     end
 
@@ -97,9 +91,6 @@ defmodule Mix.Tasks.Pleroma.InstanceTest do
     assert generated_config =~ "filters: [Pleroma.Upload.Filter.ExifTool]"
     assert File.read!(tmp_path() <> "setup.psql") == generated_setup_psql()
     assert File.exists?(Path.expand("./test/instance/static/robots.txt"))
-    assert File.exists?(@release_env_file)
-
-    assert File.read!(@release_env_file) =~ ~r/^RELEASE_COOKIE=.*/
   end
 
   defp generated_setup_psql do
diff --git a/test/mix/tasks/pleroma/release_env_test.exs b/test/mix/tasks/pleroma/release_env_test.exs
deleted file mode 100644
index 519f1eba9..000000000
--- a/test/mix/tasks/pleroma/release_env_test.exs
+++ /dev/null
@@ -1,30 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Mix.Tasks.Pleroma.ReleaseEnvTest do
-  use ExUnit.Case
-  import ExUnit.CaptureIO, only: [capture_io: 1]
-
-  @path "config/pleroma.test.env"
-
-  def do_clean do
-    if File.exists?(@path) do
-      File.rm_rf(@path)
-    end
-  end
-
-  setup do
-    do_clean()
-    on_exit(fn -> do_clean() end)
-    :ok
-  end
-
-  test "generate pleroma.env" do
-    assert capture_io(fn ->
-             Mix.Tasks.Pleroma.ReleaseEnv.run(["gen", "--path", @path, "--force"])
-           end) =~ "The file generated"
-
-    assert File.read!(@path) =~ "RELEASE_COOKIE="
-  end
-end
diff --git a/test/pleroma/emails/admin_email_test.exs b/test/pleroma/emails/admin_email_test.exs
index 155057f3e..0da0699cc 100644
--- a/test/pleroma/emails/admin_email_test.exs
+++ b/test/pleroma/emails/admin_email_test.exs
@@ -19,8 +19,8 @@ defmodule Pleroma.Emails.AdminEmailTest do
       AdminEmail.report(to_user, reporter, account, [%{name: "Test", id: "12"}], "Test comment")
 
     status_url = Helpers.o_status_url(Pleroma.Web.Endpoint, :notice, "12")
-    reporter_url = Helpers.user_feed_url(Pleroma.Web.Endpoint, :feed_redirect, reporter.id)
-    account_url = Helpers.user_feed_url(Pleroma.Web.Endpoint, :feed_redirect, account.id)
+    reporter_url = reporter.ap_id
+    account_url = account.ap_id
 
     assert res.to == [{to_user.name, to_user.email}]
     assert res.from == {config[:name], config[:notify_email]}
@@ -54,7 +54,7 @@ defmodule Pleroma.Emails.AdminEmailTest do
 
     res = AdminEmail.new_unapproved_registration(to_user, account)
 
-    account_url = Helpers.user_feed_url(Pleroma.Web.Endpoint, :feed_redirect, account.id)
+    account_url = account.ap_id
 
     assert res.to == [{to_user.name, to_user.email}]
     assert res.from == {config[:name], config[:notify_email]}
diff --git a/test/pleroma/object/fetcher_test.exs b/test/pleroma/object/fetcher_test.exs
index 14d2c645f..7df6af7fe 100644
--- a/test/pleroma/object/fetcher_test.exs
+++ b/test/pleroma/object/fetcher_test.exs
@@ -21,6 +21,17 @@ defmodule Pleroma.Object.FetcherTest do
       %{method: :get, url: "https://mastodon.example.org/users/userisgone404"} ->
         %Tesla.Env{status: 404}
 
+      %{
+        method: :get,
+        url:
+          "https://patch.cx/media/03ca3c8b4ac3ddd08bf0f84be7885f2f88de0f709112131a22d83650819e36c2.json"
+      } ->
+        %Tesla.Env{
+          status: 200,
+          headers: [{"content-type", "application/json"}],
+          body: File.read!("test/fixtures/spoofed-object.json")
+        }
+
       env ->
         apply(HttpRequestMock, :request, [env])
     end)
@@ -34,19 +45,22 @@ defmodule Pleroma.Object.FetcherTest do
         %{method: :get, url: "https://social.sakamoto.gq/notice/9wTkLEnuq47B25EehM"} ->
           %Tesla.Env{
             status: 200,
-            body: File.read!("test/fixtures/fetch_mocks/9wTkLEnuq47B25EehM.json")
+            body: File.read!("test/fixtures/fetch_mocks/9wTkLEnuq47B25EehM.json"),
+            headers: HttpRequestMock.activitypub_object_headers()
           }
 
         %{method: :get, url: "https://social.sakamoto.gq/users/eal"} ->
           %Tesla.Env{
             status: 200,
-            body: File.read!("test/fixtures/fetch_mocks/eal.json")
+            body: File.read!("test/fixtures/fetch_mocks/eal.json"),
+            headers: HttpRequestMock.activitypub_object_headers()
           }
 
         %{method: :get, url: "https://busshi.moe/users/tuxcrafting/statuses/104410921027210069"} ->
           %Tesla.Env{
             status: 200,
-            body: File.read!("test/fixtures/fetch_mocks/104410921027210069.json")
+            body: File.read!("test/fixtures/fetch_mocks/104410921027210069.json"),
+            headers: HttpRequestMock.activitypub_object_headers()
           }
 
         %{method: :get, url: "https://busshi.moe/users/tuxcrafting"} ->
@@ -132,6 +146,13 @@ defmodule Pleroma.Object.FetcherTest do
                  "http://mastodon.example.org/@admin/99541947525187367"
                )
     end
+
+    test "it does not fetch a spoofed object uploaded on an instance as an attachment" do
+      assert {:error, _} =
+               Fetcher.fetch_object_from_id(
+                 "https://patch.cx/media/03ca3c8b4ac3ddd08bf0f84be7885f2f88de0f709112131a22d83650819e36c2.json"
+               )
+    end
   end
 
   describe "implementation quirks" do
diff --git a/test/pleroma/object_test.exs b/test/pleroma/object_test.exs
index 99caba336..5d4e6fb84 100644
--- a/test/pleroma/object_test.exs
+++ b/test/pleroma/object_test.exs
@@ -281,7 +281,11 @@ defmodule Pleroma.ObjectTest do
     setup do
       mock(fn
         %{method: :get, url: "https://patch.cx/objects/9a172665-2bc5-452d-8428-2361d4c33b1d"} ->
-          %Tesla.Env{status: 200, body: File.read!("test/fixtures/tesla_mock/poll_original.json")}
+          %Tesla.Env{
+            status: 200,
+            body: File.read!("test/fixtures/tesla_mock/poll_original.json"),
+            headers: HttpRequestMock.activitypub_object_headers()
+          }
 
         env ->
           apply(HttpRequestMock, :request, [env])
@@ -315,7 +319,8 @@ defmodule Pleroma.ObjectTest do
 
       mock_modified.(%Tesla.Env{
         status: 200,
-        body: File.read!("test/fixtures/tesla_mock/poll_modified.json")
+        body: File.read!("test/fixtures/tesla_mock/poll_modified.json"),
+        headers: HttpRequestMock.activitypub_object_headers()
       })
 
       updated_object = Object.get_by_id_and_maybe_refetch(object.id, interval: -1)
@@ -359,7 +364,8 @@ defmodule Pleroma.ObjectTest do
 
       mock_modified.(%Tesla.Env{
         status: 200,
-        body: File.read!("test/fixtures/tesla_mock/poll_modified.json")
+        body: File.read!("test/fixtures/tesla_mock/poll_modified.json"),
+        headers: HttpRequestMock.activitypub_object_headers()
       })
 
       updated_object = Object.get_by_id_and_maybe_refetch(object.id, interval: 100)
@@ -387,7 +393,8 @@ defmodule Pleroma.ObjectTest do
 
       mock_modified.(%Tesla.Env{
         status: 200,
-        body: File.read!("test/fixtures/tesla_mock/poll_modified.json")
+        body: File.read!("test/fixtures/tesla_mock/poll_modified.json"),
+        headers: HttpRequestMock.activitypub_object_headers()
       })
 
       updated_object = Object.get_by_id_and_maybe_refetch(object.id, interval: -1)
diff --git a/test/pleroma/web/activity_pub/activity_pub_test.exs b/test/pleroma/web/activity_pub/activity_pub_test.exs
index 43bd14ee6..3eeb0f735 100644
--- a/test/pleroma/web/activity_pub/activity_pub_test.exs
+++ b/test/pleroma/web/activity_pub/activity_pub_test.exs
@@ -1426,19 +1426,25 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubTest do
       mock(fn env ->
         case env.url do
           "http://localhost:4001/users/masto_hidden_counters/following" ->
-            json(%{
-              "@context" => "https://www.w3.org/ns/activitystreams",
-              "id" => "http://localhost:4001/users/masto_hidden_counters/followers"
-            })
+            json(
+              %{
+                "@context" => "https://www.w3.org/ns/activitystreams",
+                "id" => "http://localhost:4001/users/masto_hidden_counters/followers"
+              },
+              headers: HttpRequestMock.activitypub_object_headers()
+            )
 
           "http://localhost:4001/users/masto_hidden_counters/following?page=1" ->
             %Tesla.Env{status: 403, body: ""}
 
           "http://localhost:4001/users/masto_hidden_counters/followers" ->
-            json(%{
-              "@context" => "https://www.w3.org/ns/activitystreams",
-              "id" => "http://localhost:4001/users/masto_hidden_counters/following"
-            })
+            json(
+              %{
+                "@context" => "https://www.w3.org/ns/activitystreams",
+                "id" => "http://localhost:4001/users/masto_hidden_counters/following"
+              },
+              headers: HttpRequestMock.activitypub_object_headers()
+            )
 
           "http://localhost:4001/users/masto_hidden_counters/followers?page=1" ->
             %Tesla.Env{status: 403, body: ""}
@@ -2278,7 +2284,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubTest do
     Tesla.Mock.mock(fn
       %{method: :get, url: "https://princess.cat/users/mewmew"} ->
         file = File.read!("test/fixtures/mewmew_no_name.json")
-        %Tesla.Env{status: 200, body: file}
+        %Tesla.Env{status: 200, body: file, headers: HttpRequestMock.activitypub_object_headers()}
     end)
 
     {:ok, user} = ActivityPub.make_user_from_ap_id("https://princess.cat/users/mewmew")
diff --git a/test/pleroma/web/activity_pub/mrf_test.exs b/test/pleroma/web/activity_pub/mrf_test.exs
index e8cdde2e1..44a9cf086 100644
--- a/test/pleroma/web/activity_pub/mrf_test.exs
+++ b/test/pleroma/web/activity_pub/mrf_test.exs
@@ -87,4 +87,20 @@ defmodule Pleroma.Web.ActivityPub.MRFTest do
       {:ok, ^expected} = MRF.describe()
     end
   end
+
+  test "config_descriptions/0" do
+    descriptions = MRF.config_descriptions()
+
+    good_mrf = Enum.find(descriptions, fn %{key: key} -> key == :good_mrf end)
+
+    assert good_mrf == %{
+             key: :good_mrf,
+             related_policy: "Fixtures.Modules.GoodMRF",
+             label: "Good MRF",
+             description: "Some description",
+             group: :pleroma,
+             tab: :mrf,
+             type: :group
+           }
+  end
 end
diff --git a/test/pleroma/web/activity_pub/object_validators/attachment_validator_test.exs b/test/pleroma/web/activity_pub/object_validators/attachment_validator_test.exs
index 760388e80..2e1975a79 100644
--- a/test/pleroma/web/activity_pub/object_validators/attachment_validator_test.exs
+++ b/test/pleroma/web/activity_pub/object_validators/attachment_validator_test.exs
@@ -33,7 +33,8 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.AttachmentValidatorTest do
           "http://mastodon.example.org/system/media_attachments/files/000/000/002/original/334ce029e7bfb920.jpg",
         "type" => "Document",
         "name" => nil,
-        "mediaType" => "image/jpeg"
+        "mediaType" => "image/jpeg",
+        "blurhash" => "UD9jJz~VSbR#xT$~%KtQX9R,WAs9RjWBs:of"
       }
 
       {:ok, attachment} =
@@ -50,6 +51,7 @@ defmodule Pleroma.Web.ActivityPub.ObjectValidators.AttachmentValidatorTest do
              ] = attachment.url
 
       assert attachment.mediaType == "image/jpeg"
+      assert attachment.blurhash == "UD9jJz~VSbR#xT$~%KtQX9R,WAs9RjWBs:of"
     end
 
     test "it handles our own uploads" do
diff --git a/test/pleroma/web/activity_pub/transmogrifier/announce_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/announce_handling_test.exs
index 54335acdb..99c296c74 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/announce_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/announce_handling_test.exs
@@ -60,7 +60,11 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AnnounceHandlingTest do
 
     Tesla.Mock.mock(fn
       %{method: :get} ->
-        %Tesla.Env{status: 200, body: File.read!("test/fixtures/mastodon-note-object.json")}
+        %Tesla.Env{
+          status: 200,
+          body: File.read!("test/fixtures/mastodon-note-object.json"),
+          headers: HttpRequestMock.activitypub_object_headers()
+        }
     end)
 
     _user = insert(:user, local: false, ap_id: data["actor"])
diff --git a/test/pleroma/web/activity_pub/transmogrifier/article_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/article_handling_test.exs
index 9b12a470a..b0ae804c5 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/article_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/article_handling_test.exs
@@ -13,7 +13,11 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.ArticleHandlingTest do
 
   test "Pterotype (Wordpress Plugin) Article" do
     Tesla.Mock.mock(fn %{url: "https://wedistribute.org/wp-json/pterotype/v1/actor/-blog"} ->
-      %Tesla.Env{status: 200, body: File.read!("test/fixtures/tesla_mock/wedistribute-user.json")}
+      %Tesla.Env{
+        status: 200,
+        body: File.read!("test/fixtures/tesla_mock/wedistribute-user.json"),
+        headers: HttpRequestMock.activitypub_object_headers()
+      }
     end)
 
     data =
@@ -36,13 +40,15 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.ArticleHandlingTest do
       %{url: "https://baptiste.gelez.xyz/~/PlumeDevelopment/this-month-in-plume-june-2018/"} ->
         %Tesla.Env{
           status: 200,
-          body: File.read!("test/fixtures/tesla_mock/baptiste.gelex.xyz-article.json")
+          body: File.read!("test/fixtures/tesla_mock/baptiste.gelex.xyz-article.json"),
+          headers: HttpRequestMock.activitypub_object_headers()
         }
 
       %{url: "https://baptiste.gelez.xyz/@/BaptisteGelez"} ->
         %Tesla.Env{
           status: 200,
-          body: File.read!("test/fixtures/tesla_mock/baptiste.gelex.xyz-user.json")
+          body: File.read!("test/fixtures/tesla_mock/baptiste.gelex.xyz-user.json"),
+          headers: HttpRequestMock.activitypub_object_headers()
         }
     end)
 
@@ -61,7 +67,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.ArticleHandlingTest do
     Tesla.Mock.mock(fn %{url: "https://prismo.news/@mxb"} ->
       %Tesla.Env{
         status: 200,
-        body: File.read!("test/fixtures/tesla_mock/https___prismo.news__mxb.json")
+        body: File.read!("test/fixtures/tesla_mock/https___prismo.news__mxb.json"),
+        headers: HttpRequestMock.activitypub_object_headers()
       }
     end)
 
diff --git a/test/pleroma/web/activity_pub/transmogrifier/audio_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/audio_handling_test.exs
index 0636d00c5..6eeb1c863 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/audio_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/audio_handling_test.exs
@@ -48,7 +48,8 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AudioHandlingTest do
       %{url: "https://channels.tests.funkwhale.audio/federation/actors/compositions"} ->
         %Tesla.Env{
           status: 200,
-          body: File.read!("test/fixtures/tesla_mock/funkwhale_channel.json")
+          body: File.read!("test/fixtures/tesla_mock/funkwhale_channel.json"),
+          headers: HttpRequestMock.activitypub_object_headers()
         }
     end)
 
@@ -69,6 +70,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AudioHandlingTest do
                "mediaType" => "audio/ogg",
                "type" => "Link",
                "name" => nil,
+               "blurhash" => nil,
                "url" => [
                  %{
                    "href" =>
diff --git a/test/pleroma/web/activity_pub/transmogrifier/event_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/event_handling_test.exs
index 7f1ef2cbd..d7c55cfbe 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/event_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/event_handling_test.exs
@@ -13,13 +13,15 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.EventHandlingTest do
       %{url: "https://mobilizon.org/events/252d5816-00a3-4a89-a66f-15bf65c33e39"} ->
         %Tesla.Env{
           status: 200,
-          body: File.read!("test/fixtures/tesla_mock/mobilizon.org-event.json")
+          body: File.read!("test/fixtures/tesla_mock/mobilizon.org-event.json"),
+          headers: HttpRequestMock.activitypub_object_headers()
         }
 
       %{url: "https://mobilizon.org/@tcit"} ->
         %Tesla.Env{
           status: 200,
-          body: File.read!("test/fixtures/tesla_mock/mobilizon.org-user.json")
+          body: File.read!("test/fixtures/tesla_mock/mobilizon.org-user.json"),
+          headers: HttpRequestMock.activitypub_object_headers()
         }
     end)
 
diff --git a/test/pleroma/web/activity_pub/transmogrifier/video_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/video_handling_test.exs
index 69c953a2e..57411fafa 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/video_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/video_handling_test.exs
@@ -54,6 +54,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.VideoHandlingTest do
                "type" => "Link",
                "mediaType" => "video/mp4",
                "name" => nil,
+               "blurhash" => nil,
                "url" => [
                  %{
                    "href" =>
@@ -76,6 +77,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.VideoHandlingTest do
                "type" => "Link",
                "mediaType" => "video/mp4",
                "name" => nil,
+               "blurhash" => nil,
                "url" => [
                  %{
                    "href" =>
diff --git a/test/pleroma/web/fallback_test.exs b/test/pleroma/web/fallback_test.exs
index a65865860..46c7bad1c 100644
--- a/test/pleroma/web/fallback_test.exs
+++ b/test/pleroma/web/fallback_test.exs
@@ -20,15 +20,26 @@ defmodule Pleroma.Web.FallbackTest do
     end
   end
 
+  test "GET /*path adds a title", %{conn: conn} do
+    clear_config([:instance, :name], "a cool title")
+
+    assert conn
+           |> get("/")
+           |> html_response(200) =~ "<title>a cool title</title>"
+  end
+
   describe "preloaded data and metadata attached to" do
     test "GET /:maybe_nickname_or_id", %{conn: conn} do
+      clear_config([:instance, :name], "a cool title")
+
       user = insert(:user)
       user_missing = get(conn, "/foo")
       user_present = get(conn, "/#{user.nickname}")
 
-      assert(html_response(user_missing, 200) =~ "<!--server-generated-meta-->")
+      assert html_response(user_missing, 200) =~ "<!--server-generated-meta-->"
       refute html_response(user_present, 200) =~ "<!--server-generated-meta-->"
       assert html_response(user_present, 200) =~ "initial-results"
+      assert html_response(user_present, 200) =~ "<title>a cool title</title>"
     end
 
     test "GET /*path", %{conn: conn} do
@@ -44,10 +55,13 @@ defmodule Pleroma.Web.FallbackTest do
 
   describe "preloaded data is attached to" do
     test "GET /main/public", %{conn: conn} do
+      clear_config([:instance, :name], "a cool title")
+
       public_page = get(conn, "/main/public")
 
       refute html_response(public_page, 200) =~ "<!--server-generated-meta-->"
       assert html_response(public_page, 200) =~ "initial-results"
+      assert html_response(public_page, 200) =~ "<title>a cool title</title>"
     end
 
     test "GET /main/all", %{conn: conn} do
diff --git a/test/pleroma/web/feed/user_controller_test.exs b/test/pleroma/web/feed/user_controller_test.exs
index eabfe3a63..16f002717 100644
--- a/test/pleroma/web/feed/user_controller_test.exs
+++ b/test/pleroma/web/feed/user_controller_test.exs
@@ -12,16 +12,17 @@ defmodule Pleroma.Web.Feed.UserControllerTest do
   alias Pleroma.Object
   alias Pleroma.User
   alias Pleroma.Web.CommonAPI
+  alias Pleroma.Web.Feed.FeedView
 
   setup do: clear_config([:static_fe, :enabled], false)
 
   describe "feed" do
     setup do: clear_config([:feed])
 
-    test "gets an atom feed", %{conn: conn} do
+    setup do
       Config.put(
         [:feed, :post_title],
-        %{max_length: 10, omission: "..."}
+        %{max_length: 15, omission: "..."}
       )
 
       activity = insert(:note_activity)
@@ -29,7 +30,8 @@ defmodule Pleroma.Web.Feed.UserControllerTest do
       note =
         insert(:note,
           data: %{
-            "content" => "This is :moominmamma: note ",
+            "content" => "This & this is :moominmamma: note ",
+            "source" => "This & this is :moominmamma: note ",
             "attachment" => [
               %{
                 "url" => [
@@ -37,7 +39,9 @@ defmodule Pleroma.Web.Feed.UserControllerTest do
                 ]
               }
             ],
-            "inReplyTo" => activity.data["id"]
+            "inReplyTo" => activity.data["id"],
+            "context" => "2hu & as",
+            "summary" => "2hu & as"
           }
         )
 
@@ -48,7 +52,7 @@ defmodule Pleroma.Web.Feed.UserControllerTest do
         insert(:note,
           user: user,
           data: %{
-            "content" => "42 This is :moominmamma: note ",
+            "content" => "42 & This is :moominmamma: note ",
             "inReplyTo" => activity.data["id"]
           }
         )
@@ -56,6 +60,10 @@ defmodule Pleroma.Web.Feed.UserControllerTest do
       note_activity2 = insert(:note_activity, note: note2)
       object = Object.normalize(note_activity)
 
+      [user: user, object: object, max_id: note_activity2.id]
+    end
+
+    test "gets an atom feed", %{conn: conn, user: user, object: object, max_id: max_id} do
       resp =
         conn
         |> put_req_header("accept", "application/atom+xml")
@@ -67,13 +75,15 @@ defmodule Pleroma.Web.Feed.UserControllerTest do
         |> SweetXml.parse()
         |> SweetXml.xpath(~x"//entry/title/text()"l)
 
-      assert activity_titles == ['42 This...', 'This is...']
-      assert resp =~ object.data["content"]
+      assert activity_titles == ['42 &amp; Thi...', 'This &amp; t...']
+      assert resp =~ FeedView.escape(object.data["content"])
+      assert resp =~ FeedView.escape(object.data["summary"])
+      assert resp =~ FeedView.escape(object.data["context"])
 
       resp =
         conn
         |> put_req_header("accept", "application/atom+xml")
-        |> get("/users/#{user.nickname}/feed", %{"max_id" => note_activity2.id})
+        |> get("/users/#{user.nickname}/feed", %{"max_id" => max_id})
         |> response(200)
 
       activity_titles =
@@ -81,47 +91,10 @@ defmodule Pleroma.Web.Feed.UserControllerTest do
         |> SweetXml.parse()
         |> SweetXml.xpath(~x"//entry/title/text()"l)
 
-      assert activity_titles == ['This is...']
+      assert activity_titles == ['This &amp; t...']
     end
 
-    test "gets a rss feed", %{conn: conn} do
-      Pleroma.Config.put(
-        [:feed, :post_title],
-        %{max_length: 10, omission: "..."}
-      )
-
-      activity = insert(:note_activity)
-
-      note =
-        insert(:note,
-          data: %{
-            "content" => "This is :moominmamma: note ",
-            "attachment" => [
-              %{
-                "url" => [
-                  %{"mediaType" => "image/png", "href" => "https://pleroma.gov/image.png"}
-                ]
-              }
-            ],
-            "inReplyTo" => activity.data["id"]
-          }
-        )
-
-      note_activity = insert(:note_activity, note: note)
-      user = User.get_cached_by_ap_id(note_activity.data["actor"])
-
-      note2 =
-        insert(:note,
-          user: user,
-          data: %{
-            "content" => "42 This is :moominmamma: note ",
-            "inReplyTo" => activity.data["id"]
-          }
-        )
-
-      note_activity2 = insert(:note_activity, note: note2)
-      object = Object.normalize(note_activity)
-
+    test "gets a rss feed", %{conn: conn, user: user, object: object, max_id: max_id} do
       resp =
         conn
         |> put_req_header("accept", "application/rss+xml")
@@ -133,13 +106,15 @@ defmodule Pleroma.Web.Feed.UserControllerTest do
         |> SweetXml.parse()
         |> SweetXml.xpath(~x"//item/title/text()"l)
 
-      assert activity_titles == ['42 This...', 'This is...']
-      assert resp =~ object.data["content"]
+      assert activity_titles == ['42 &amp; Thi...', 'This &amp; t...']
+      assert resp =~ FeedView.escape(object.data["content"])
+      assert resp =~ FeedView.escape(object.data["summary"])
+      assert resp =~ FeedView.escape(object.data["context"])
 
       resp =
         conn
         |> put_req_header("accept", "application/rss+xml")
-        |> get("/users/#{user.nickname}/feed.rss", %{"max_id" => note_activity2.id})
+        |> get("/users/#{user.nickname}/feed.rss", %{"max_id" => max_id})
         |> response(200)
 
       activity_titles =
@@ -147,7 +122,7 @@ defmodule Pleroma.Web.Feed.UserControllerTest do
         |> SweetXml.parse()
         |> SweetXml.xpath(~x"//item/title/text()"l)
 
-      assert activity_titles == ['This is...']
+      assert activity_titles == ['This &amp; t...']
     end
 
     test "returns 404 for a missing feed", %{conn: conn} do
diff --git a/test/pleroma/web/mastodon_api/views/status_view_test.exs b/test/pleroma/web/mastodon_api/views/status_view_test.exs
index 70d829979..665199f97 100644
--- a/test/pleroma/web/mastodon_api/views/status_view_test.exs
+++ b/test/pleroma/web/mastodon_api/views/status_view_test.exs
@@ -420,6 +420,7 @@ defmodule Pleroma.Web.MastodonAPI.StatusViewTest do
           "href" => "someurl"
         }
       ],
+      "blurhash" => "UJJ8X[xYW,%Jtq%NNFbXB5j]IVM|9GV=WHRn",
       "uuid" => 6
     }
 
@@ -431,7 +432,8 @@ defmodule Pleroma.Web.MastodonAPI.StatusViewTest do
       preview_url: "someurl",
       text_url: "someurl",
       description: nil,
-      pleroma: %{mime_type: "image/png"}
+      pleroma: %{mime_type: "image/png"},
+      blurhash: "UJJ8X[xYW,%Jtq%NNFbXB5j]IVM|9GV=WHRn"
     }
 
     api_spec = Pleroma.Web.ApiSpec.spec()
diff --git a/test/support/http_request_mock.ex b/test/support/http_request_mock.ex
index cb022333f..93464ebff 100644
--- a/test/support/http_request_mock.ex
+++ b/test/support/http_request_mock.ex
@@ -5,6 +5,8 @@
 defmodule HttpRequestMock do
   require Logger
 
+  def activitypub_object_headers, do: [{"content-type", "application/activity+json"}]
+
   def request(
         %Tesla.Env{
           url: url,
@@ -34,7 +36,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/https___osada.macgirvin.com_channel_mike.json")
+       body: File.read!("test/fixtures/tesla_mock/https___osada.macgirvin.com_channel_mike.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -42,7 +45,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/moonman@shitposter.club.json")
+       body: File.read!("test/fixtures/tesla_mock/moonman@shitposter.club.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -50,7 +54,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/status.emelie.json")
+       body: File.read!("test/fixtures/tesla_mock/status.emelie.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -66,7 +71,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/emelie.json")
+       body: File.read!("test/fixtures/tesla_mock/emelie.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -78,7 +84,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/rinpatch.json")
+       body: File.read!("test/fixtures/tesla_mock/rinpatch.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -86,7 +93,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/poll_attachment.json")
+       body: File.read!("test/fixtures/tesla_mock/poll_attachment.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -99,7 +107,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/webfinger_emelie.json")
+       body: File.read!("test/fixtures/tesla_mock/webfinger_emelie.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -112,7 +121,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/mike@osada.macgirvin.com.json")
+       body: File.read!("test/fixtures/tesla_mock/mike@osada.macgirvin.com.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -190,7 +200,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/lucifermysticus.json")
+       body: File.read!("test/fixtures/tesla_mock/lucifermysticus.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -198,7 +209,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/https___prismo.news__mxb.json")
+       body: File.read!("test/fixtures/tesla_mock/https___prismo.news__mxb.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -211,7 +223,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/kaniini@hubzilla.example.org.json")
+       body: File.read!("test/fixtures/tesla_mock/kaniini@hubzilla.example.org.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -219,7 +232,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/rye.json")
+       body: File.read!("test/fixtures/tesla_mock/rye.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -227,7 +241,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/rye.json")
+       body: File.read!("test/fixtures/tesla_mock/rye.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -246,7 +261,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/puckipedia.com.json")
+       body: File.read!("test/fixtures/tesla_mock/puckipedia.com.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -254,7 +270,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/7even.json")
+       body: File.read!("test/fixtures/tesla_mock/7even.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -262,7 +279,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/peertube.moe-vid.json")
+       body: File.read!("test/fixtures/tesla_mock/peertube.moe-vid.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -270,7 +288,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/https___framatube.org_accounts_framasoft.json")
+       body: File.read!("test/fixtures/tesla_mock/https___framatube.org_accounts_framasoft.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -278,7 +297,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/framatube.org-video.json")
+       body: File.read!("test/fixtures/tesla_mock/framatube.org-video.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -286,7 +306,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/craigmaloney.json")
+       body: File.read!("test/fixtures/tesla_mock/craigmaloney.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -294,7 +315,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/peertube-social.json")
+       body: File.read!("test/fixtures/tesla_mock/peertube-social.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -304,7 +326,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/mobilizon.org-event.json")
+       body: File.read!("test/fixtures/tesla_mock/mobilizon.org-event.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -312,7 +335,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/mobilizon.org-user.json")
+       body: File.read!("test/fixtures/tesla_mock/mobilizon.org-user.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -320,7 +344,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/baptiste.gelex.xyz-user.json")
+       body: File.read!("test/fixtures/tesla_mock/baptiste.gelex.xyz-user.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -328,7 +353,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/baptiste.gelex.xyz-article.json")
+       body: File.read!("test/fixtures/tesla_mock/baptiste.gelex.xyz-article.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -336,7 +362,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/wedistribute-article.json")
+       body: File.read!("test/fixtures/tesla_mock/wedistribute-article.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -344,7 +371,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/wedistribute-user.json")
+       body: File.read!("test/fixtures/tesla_mock/wedistribute-user.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -352,7 +380,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/admin@mastdon.example.org.json")
+       body: File.read!("test/fixtures/tesla_mock/admin@mastdon.example.org.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -362,7 +391,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/relay@mastdon.example.org.json")
+       body: File.read!("test/fixtures/tesla_mock/relay@mastdon.example.org.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -482,7 +512,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/pekorino@pawoo.net_host_meta.json")
+       body: File.read!("test/fixtures/tesla_mock/pekorino@pawoo.net_host_meta.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -543,7 +574,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/mastodon-note-object.json")
+       body: File.read!("test/fixtures/mastodon-note-object.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -567,7 +599,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/mayumayu.json")
+       body: File.read!("test/fixtures/tesla_mock/mayumayu.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -580,7 +613,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/mayumayupost.json")
+       body: File.read!("test/fixtures/tesla_mock/mayumayupost.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -795,7 +829,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/winterdienst_webfinger.json")
+       body: File.read!("test/fixtures/tesla_mock/winterdienst_webfinger.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -867,12 +902,21 @@ defmodule HttpRequestMock do
   end
 
   def get("https://mastodon.social/users/lambadalambda", _, _, _) do
-    {:ok, %Tesla.Env{status: 200, body: File.read!("test/fixtures/lambadalambda.json")}}
+    {:ok,
+     %Tesla.Env{
+       status: 200,
+       body: File.read!("test/fixtures/lambadalambda.json"),
+       headers: activitypub_object_headers()
+     }}
   end
 
   def get("https://apfed.club/channel/indio", _, _, _) do
     {:ok,
-     %Tesla.Env{status: 200, body: File.read!("test/fixtures/tesla_mock/osada-user-indio.json")}}
+     %Tesla.Env{
+       status: 200,
+       body: File.read!("test/fixtures/tesla_mock/osada-user-indio.json"),
+       headers: activitypub_object_headers()
+     }}
   end
 
   def get("https://social.heldscal.la/user/23211", _, _, [{"accept", "application/activity+json"}]) do
@@ -895,7 +939,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/users_mock/masto_closed_followers.json")
+       body: File.read!("test/fixtures/users_mock/masto_closed_followers.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -903,7 +948,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/users_mock/masto_closed_followers_page.json")
+       body: File.read!("test/fixtures/users_mock/masto_closed_followers_page.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -911,7 +957,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/users_mock/masto_closed_following.json")
+       body: File.read!("test/fixtures/users_mock/masto_closed_following.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -919,7 +966,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/users_mock/masto_closed_following_page.json")
+       body: File.read!("test/fixtures/users_mock/masto_closed_following_page.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -927,7 +975,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/users_mock/friendica_followers.json")
+       body: File.read!("test/fixtures/users_mock/friendica_followers.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -935,7 +984,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/users_mock/friendica_following.json")
+       body: File.read!("test/fixtures/users_mock/friendica_following.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -943,7 +993,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/users_mock/pleroma_followers.json")
+       body: File.read!("test/fixtures/users_mock/pleroma_followers.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -951,7 +1002,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/users_mock/pleroma_following.json")
+       body: File.read!("test/fixtures/users_mock/pleroma_following.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -1049,7 +1101,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/https__info.pleroma.site_activity.json")
+       body: File.read!("test/fixtures/tesla_mock/https__info.pleroma.site_activity.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -1063,7 +1116,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/https__info.pleroma.site_activity2.json")
+       body: File.read!("test/fixtures/tesla_mock/https__info.pleroma.site_activity2.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -1077,7 +1131,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/https__info.pleroma.site_activity3.json")
+       body: File.read!("test/fixtures/tesla_mock/https__info.pleroma.site_activity3.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -1110,7 +1165,12 @@ defmodule HttpRequestMock do
   end
 
   def get("http://mastodon.example.org/@admin/99541947525187367", _, _, _) do
-    {:ok, %Tesla.Env{status: 200, body: File.read!("test/fixtures/mastodon-post-activity.json")}}
+    {:ok,
+     %Tesla.Env{
+       status: 200,
+       body: File.read!("test/fixtures/mastodon-post-activity.json"),
+       headers: activitypub_object_headers()
+     }}
   end
 
   def get("https://info.pleroma.site/activity4.json", _, _, _) do
@@ -1137,7 +1197,8 @@ defmodule HttpRequestMock do
     {:ok,
      %Tesla.Env{
        status: 200,
-       body: File.read!("test/fixtures/tesla_mock/misskey_poll_no_end_date.json")
+       body: File.read!("test/fixtures/tesla_mock/misskey_poll_no_end_date.json"),
+       headers: activitypub_object_headers()
      }}
   end
 
@@ -1146,11 +1207,21 @@ defmodule HttpRequestMock do
   end
 
   def get("https://skippers-bin.com/users/7v1w1r8ce6", _, _, _) do
-    {:ok, %Tesla.Env{status: 200, body: File.read!("test/fixtures/tesla_mock/sjw.json")}}
+    {:ok,
+     %Tesla.Env{
+       status: 200,
+       body: File.read!("test/fixtures/tesla_mock/sjw.json"),
+       headers: activitypub_object_headers()
+     }}
   end
 
   def get("https://patch.cx/users/rin", _, _, _) do
-    {:ok, %Tesla.Env{status: 200, body: File.read!("test/fixtures/tesla_mock/rin.json")}}
+    {:ok,
+     %Tesla.Env{
+       status: 200,
+       body: File.read!("test/fixtures/tesla_mock/rin.json"),
+       headers: activitypub_object_headers()
+     }}
   end
 
   def get(
@@ -1160,12 +1231,20 @@ defmodule HttpRequestMock do
         _
       ) do
     {:ok,
-     %Tesla.Env{status: 200, body: File.read!("test/fixtures/tesla_mock/funkwhale_audio.json")}}
+     %Tesla.Env{
+       status: 200,
+       body: File.read!("test/fixtures/tesla_mock/funkwhale_audio.json"),
+       headers: activitypub_object_headers()
+     }}
   end
 
   def get("https://channels.tests.funkwhale.audio/federation/actors/compositions", _, _, _) do
     {:ok,
-     %Tesla.Env{status: 200, body: File.read!("test/fixtures/tesla_mock/funkwhale_channel.json")}}
+     %Tesla.Env{
+       status: 200,
+       body: File.read!("test/fixtures/tesla_mock/funkwhale_channel.json"),
+       headers: activitypub_object_headers()
+     }}
   end
 
   def get("http://example.com/rel_me/error", _, _, _) do
@@ -1173,7 +1252,12 @@ defmodule HttpRequestMock do
   end
 
   def get("https://relay.mastodon.host/actor", _, _, _) do
-    {:ok, %Tesla.Env{status: 200, body: File.read!("test/fixtures/relay/relay.json")}}
+    {:ok,
+     %Tesla.Env{
+       status: 200,
+       body: File.read!("test/fixtures/relay/relay.json"),
+       headers: activitypub_object_headers()
+     }}
   end
 
   def get("http://localhost:4001/", _, "", [{"accept", "text/html"}]) do