Enhance guild management features in the owner panel

- Updated the guilds API to support searching by both guild name and ID, improving user experience.
- Increased the number of guilds retrieved from the database from 100 to 200 for better visibility.
- Implemented invite creation functionality, allowing owners to generate invites directly from the guild management interface.
- Enhanced the UI to display guild names, icons, and member counts, providing a more informative overview.
- Updated localization files to reflect new search capabilities and invite-related messages in both English and German.

apps/webui/src/messages/en.json

@@ -990,7 +990,13 @@
     "guilds": {
       "title": "Guild management",
       "subtitle": "Search guilds, blacklist them, or leave with the bot.",
-      "search": "Search guild ID…",
+      "search": "Search guild name or ID…",
+      "unknownName": "Unknown guild",
+      "members": "{count} members",
+      "membersUnknown": "Member count unknown",
+      "createInvite": "Create invite",
+      "inviteCopied": "Invite copied: {url}",
+      "inviteCreated": "Invite created: {url}",
       "blacklisted": "Blacklisted",
       "blacklist": "Blacklist",
       "unblacklist": "Remove blacklist",