Keep prisma in production dependencies for container migrate.

Prebuilt images copy host node_modules; with omit=dev the CLI was missing and the API crash-looped.

Co-authored-by: Cursor <cursoragent@cursor.com>

package.json

@@ -50,6 +50,7 @@
     "dotenv": "^17.4.2",
     "passport": "^0.7.0",
     "passport-jwt": "^4.0.1",
+    "prisma": "^6.19.3",
     "reflect-metadata": "^0.2.2",
     "rxjs": "^7.8.1"
   },
@@ -72,7 +73,6 @@
     "globals": "^17.0.0",
     "jest": "^30.0.0",
     "prettier": "^3.4.2",
-    "prisma": "^6.19.3",
     "source-map-support": "^0.5.21",
     "supertest": "^7.0.0",
     "ts-jest": "^29.2.5",