Add some caching for HTML versions of statuses pages (mastodon#10701)

Author: ClearlyClaire

app/controllers/statuses_controller.rb

@@ -27,7 +27,10 @@ class StatusesController < ApplicationController
   def show
     respond_to do |format|
       format.html do
-        mark_cacheable! unless user_signed_in?
+        unless user_signed_in?
+          skip_session!
+          expires_in 10.seconds, public: true
+        end
 
         @body_classes = 'with-modals'
 

app/controllers/stream_entries_controller.rb

@@ -15,6 +15,11 @@ class StreamEntriesController < ApplicationController
   def show
     respond_to do |format|
       format.html do
+        unless user_signed_in?
+          skip_session!
+          expires_in 5.minutes, public: true
+        end
+
         redirect_to short_account_status_url(params[:account_username], @stream_entry.activity) if @type == 'status'
       end