Merge commit 'c8181eb0a41c4f5c1655d4e400cab071aee4182a' into glitch-soc/merge-upstream

Conflicts:
- `app/javascript/packs/admin.jsx`:
  Upstream reworked imports, but we had many changes.
  Reworked imports as upstream did.
- `app/javascript/packs/public.jsx`:
  Upstream reworked imports, but we had many changes.
  Reworked imports as upstream did.

config/webpack/shared.js

@@ -89,6 +89,7 @@ module.exports = {
 
   module: {
     rules: Object.keys(rules).map(key => rules[key]),
+    strictExportPresence: true,
   },
 
   plugins: [