Add privilege management system with related migrations and guards

- Introduced a new `PrivilegesModule` to manage user privileges and access control.
- Added `RequirePrivilege` decorator to enforce privilege checks on controller handlers.
- Implemented `PrivilegesGuard` to handle authorization based on user privileges.
- Created database migrations for `privileges`, `privilege_keys`, and `privilege_details` tables.
- Updated user model to include `is_superadmin` field for enhanced access control.
- Added unit tests for the new privileges functionality and guards to ensure correct behavior.

drizzle/migrations/meta/_journal.json

@@ -15,6 +15,20 @@
       "when": 1787285129382,
       "tag": "0001_amusing_maximus",
       "breakpoints": true
+    },
+    {
+      "idx": 2,
+      "version": "7",
+      "when": 1787305078482,
+      "tag": "0002_wooden_king_cobra",
+      "breakpoints": true
+    },
+    {
+      "idx": 3,
+      "version": "7",
+      "when": 1787544143116,
+      "tag": "0003_pretty_darkhawk",
+      "breakpoints": true
     }
   ]
 }