Add ability to view previous edits of a status in admin UI (#19462)

* Add ability to view previous edits of a status in admin UI

* Change moderator access to posts to be controlled by a separate policy

app/models/admin/status_filter.rb

@@ -3,7 +3,6 @@
 class Admin::StatusFilter
   KEYS = %i(
     media
-    id
     report_id
   ).freeze
 
@@ -28,12 +27,10 @@ class Admin::StatusFilter
 
   private
 
-  def scope_for(key, value)
+  def scope_for(key, _value)
     case key.to_s
     when 'media'
       Status.joins(:media_attachments).merge(@account.media_attachments.reorder(nil)).group(:id).reorder('statuses.id desc')
-    when 'id'
-      Status.where(id: value)
     else
       raise "Unknown filter: #{key}"
     end

app/models/status_edit.rb

@@ -30,7 +30,7 @@ class StatusEdit < ApplicationRecord
              :preview_remote_url, :text_url, :meta, :blurhash,
              :not_processed?, :needs_redownload?, :local?,
              :file, :thumbnail, :thumbnail_remote_url,
-             :shortcode, to: :media_attachment
+             :shortcode, :video?, :audio?, to: :media_attachment
   end
 
   rate_limit by: :account, family: :statuses
@@ -40,7 +40,8 @@ class StatusEdit < ApplicationRecord
 
   default_scope { order(id: :asc) }
 
-  delegate :local?, to: :status
+  delegate :local?, :application, :edited?, :edited_at,
+           :discarded?, :visibility, to: :status
 
   def emojis
     return @emojis if defined?(@emojis)
@@ -59,4 +60,12 @@ class StatusEdit < ApplicationRecord
       end
     end
   end
+
+  def proper
+    self
+  end
+
+  def reblog?
+    false
+  end
 end