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

Conflicts:
- `app/views/admin/announcements/edit.html.haml`:
  Upstream change too close to theming-related glitch-soc change.
  Ported upstream changes.
- `app/views/admin/announcements/new.html.haml`
  Upstream change too close to theming-related glitch-soc change.
  Ported upstream changes.

config/initializers/paperclip.rb

@@ -67,6 +67,12 @@ if ENV['S3_ENABLED'] == 'true'
       retry_limit: 0,
     }
   )
+  
+  if ENV['S3_PERMISSION'] == ''
+    Paperclip::Attachment.default_options.merge!(
+      s3_permissions: ->(*) { nil }
+    )
+  end
 
   if ENV.has_key?('S3_ENDPOINT')
     Paperclip::Attachment.default_options[:s3_options].merge!(
@@ -119,6 +125,8 @@ elsif ENV['SWIFT_ENABLED'] == 'true'
       openstack_region: ENV['SWIFT_REGION'],
       openstack_cache_ttl: ENV.fetch('SWIFT_CACHE_TTL') { 60 },
     },
+    
+    fog_file: { 'Cache-Control' => 'public, max-age=315576000, immutable' },
 
     fog_directory: ENV['SWIFT_CONTAINER'],
     fog_host: ENV['SWIFT_OBJECT_URL'],