feat(server): comment model (#12760)

close CLOUD-226

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

- **New Features**
- Introduced support for comments and replies within workspaces and
documents, enabling users to create, update, delete, and resolve
comments, as well as manage threaded replies.
- **Bug Fixes**
- Added user-friendly error messages and handling for situations where
comments or replies are not found.
- **Tests**
- Added comprehensive tests to ensure correct behavior of comment and
reply operations.
- **Localization**
  - Added English translations for new comment and reply error messages.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->














#### PR Dependency Tree


* **PR #12760** 👈
  * **PR #12909**
    * **PR #12911**
      * **PR #12761**
        * **PR #12924**
          * **PR #12925**

This tree was auto-generated by
[Charcoal](https://github.com/danerwilliams/charcoal)

packages/frontend/i18n/src/i18n.gen.ts

@@ -8883,6 +8883,14 @@ export function useAFFiNEI18N(): {
     ["error.INVALID_INDEXER_INPUT"](options: {
         readonly reason: string;
     }): string;
+    /**
+      * `Comment not found.`
+      */
+    ["error.COMMENT_NOT_FOUND"](): string;
+    /**
+      * `Reply not found.`
+      */
+    ["error.REPLY_NOT_FOUND"](): string;
 } { const { t } = useTranslation(); return useMemo(() => createProxy((key) => t.bind(null, key)), [t]); }
 function createComponent(i18nKey: string) {
     return (props) => createElement(Trans, { i18nKey, shouldUnescape: true, ...props });

packages/frontend/i18n/src/resources/en.json

@@ -2193,5 +2193,7 @@
   "error.INVALID_APP_CONFIG_INPUT": "Invalid app config input: {{message}}",
   "error.SEARCH_PROVIDER_NOT_FOUND": "Search provider not found.",
   "error.INVALID_SEARCH_PROVIDER_REQUEST": "Invalid request argument to search provider: {{reason}}",
-  "error.INVALID_INDEXER_INPUT": "Invalid indexer input: {{reason}}"
+  "error.INVALID_INDEXER_INPUT": "Invalid indexer input: {{reason}}",
+  "error.COMMENT_NOT_FOUND": "Comment not found.",
+  "error.REPLY_NOT_FOUND": "Reply not found."
 }