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

Conflicts:
- `app/models/custom_emoji.rb`:
  Not a real conflict, just upstream changing a line too close to
  a glitch-soc-specific validation.
  Applied upstream changes.
- `app/models/public_feed.rb`:
  Not a real conflict, just upstream changing a line too close to
  a glitch-soc-specific parameter documentation.
  Applied upstream changes.

app/policies/ip_block_policy.rb

@@ -5,6 +5,10 @@ class IpBlockPolicy < ApplicationPolicy
     role.can?(:manage_blocks)
   end
 
+  def show?
+    role.can?(:manage_blocks)
+  end
+
   def create?
     role.can?(:manage_blocks)
   end