refactor(backend): Move tsc-alias to devDependencies

Co-authored-by: mathieusouflis <39670015+mathieusouflis@users.noreply.github.com>

Author: Copilot

apps/backend/package.json

@@ -27,13 +27,13 @@
     "drizzle-orm": "^0.44.7",
     "fastify": "^5.6.2",
     "nodemod": "^3.0.6",
-    "postgres": "^3.4.7",
-    "tsc-alias": "^1.8.16"
+    "postgres": "^3.4.7"
   },
   "devDependencies": {
     "@types/node": "^24.10.0",
     "drizzle-kit": "^0.31.6",
     "nodemon": "^3.1.11",
+    "tsc-alias": "^1.8.16",
     "typescript": "^5.9.3"
   }
 }