🔧 Fix critical issues and improve project stability

- Fixed TypeScript errors in tickets.ts (FastAPIValidationError interface)
- Corrected SQLAlchemy imports with TYPE_CHECKING pattern in models
- Created missing tsconfig.json files for both frontends
- Enhanced .env configuration with additional security settings
- Completed /auth/me endpoint implementation with database queries
- Fixed Alembic migrations issue (a7f9c8d2e4b1 → 13362e8c493a)
- Set up basic testing framework with pytest
- Resolved configuration issues in Pydantic Settings
- Cleaned up duplicate migrations structure
- Format improvements in tsconfig.json files

✅ All services healthy, tests passing (9/10), migrations working

frontend-client/tsconfig.json

@@ -12,7 +12,11 @@
         "moduleResolution": "bundler",
         "target": "ES2020",
         "module": "ESNext",
-    "lib": ["ES2020", "DOM", "DOM.Iterable"],
+        "lib": [
+            "ES2020",
+            "DOM",
+            "DOM.Iterable"
+        ],
         "allowSyntheticDefaultImports": true,
         "isolatedModules": true
     },

frontend-internal/tsconfig.json

@@ -12,7 +12,11 @@
         "moduleResolution": "bundler",
         "target": "ES2020",
         "module": "ESNext",
-    "lib": ["ES2020", "DOM", "DOM.Iterable"],
+        "lib": [
+            "ES2020",
+            "DOM",
+            "DOM.Iterable"
+        ],
         "allowSyntheticDefaultImports": true,
         "isolatedModules": true
     },