Merge branch 'main' into glitch-soc/merge-upstream

Conflicts:
- `README.md`:
  Minor upstream change, our README is completely different.
  Kept ours.
- `lib/tasks/assets.rake`:
  glitch-soc has extra code to deal with its theming system,
  upstream changed a line that exists in glitch-soc.
  Applied upstream changes.

app/controllers/api/v1/streaming_controller.rb

@@ -2,10 +2,10 @@
 
 class Api::V1::StreamingController < Api::BaseController
   def index
-    if Rails.configuration.x.streaming_api_base_url != request.host
-      redirect_to streaming_api_url, status: 301
-    else
+    if Rails.configuration.x.streaming_api_base_url == request.host
       not_found
+    else
+      redirect_to streaming_api_url, status: 301
     end
   end
 

app/controllers/concerns/signature_verification.rb

@@ -227,7 +227,7 @@ module SignatureVerification
   end
 
   def to_header_name(name)
-    name.split(/-/).map(&:capitalize).join('-')
+    name.split('-').map(&:capitalize).join('-')
   end
 
   def missing_required_signature_parameters?

app/controllers/tags_controller.rb

@@ -11,7 +11,7 @@ class TagsController < ApplicationController
   before_action :authenticate_user!, if: :whitelist_mode?
   before_action :set_local
   before_action :set_tag
-  before_action :set_statuses
+  before_action :set_statuses, if: -> { request.format == :rss }
   before_action :set_instance_presenter
 
   skip_before_action :require_functional!, unless: :whitelist_mode?
@@ -44,12 +44,7 @@ class TagsController < ApplicationController
   end
 
   def set_statuses
-    case request.format&.to_sym
-    when :json
-      @statuses = cache_collection(TagFeed.new(@tag, current_account, local: @local).get(PAGE_SIZE, params[:max_id], params[:since_id], params[:min_id]), Status)
-    when :rss
-      @statuses = cache_collection(TagFeed.new(@tag, nil, local: @local).get(limit_param), Status)
-    end
+    @statuses = cache_collection(TagFeed.new(@tag, nil, local: @local).get(limit_param), Status)
   end
 
   def set_instance_presenter
@@ -64,8 +59,6 @@ class TagsController < ApplicationController
     ActivityPub::CollectionPresenter.new(
       id: tag_url(@tag),
       type: :ordered,
-      size: @tag.statuses.count,
-      items: @statuses.map { |status| ActivityPub::TagManager.instance.uri_for(status) }
     )
   end
 end