Architecture review fixes: partials carry the locale, mountable locales/, shared core words

examples/plugins/admin/i18n/en-US.ts

@@ -42,20 +42,9 @@ const messages = {
   "admin.clients.validation.redirectUri": "\"{{uri}}\" is not a valid redirect URI — use an absolute URL like https://app.example.com/callback.",
   "admin.clients.validation.redirectUris": "Add at least one redirect URI.",
 
-  "admin.common.actions": "Actions",
-  "admin.common.add": "Add",
-  "admin.common.apply": "Apply",
-  "admin.common.cancel": "Cancel",
   "admin.common.chooseMember": "Choose a user or group…",
-  "admin.common.delete": "Delete",
-  "admin.common.edit": "Edit",
-  "admin.common.go": "Go",
   "admin.common.group": "Group",
   "admin.common.member": "Member",
-  "admin.common.new": "New",
-  "admin.common.remove": "Remove",
-  "admin.common.rows": "Rows",
-  "admin.common.search": "Search",
   "admin.common.type": "Type",
   "admin.common.user": "User",