diff --git a/imessage-sync/relationship-worker/package.json b/imessage-sync/relationship-worker/package.json
index f7c94fc..632c7b3 100644
--- a/imessage-sync/relationship-worker/package.json
+++ b/imessage-sync/relationship-worker/package.json
@@ -10,16 +10,21 @@
     "start:dev": "tsx watch src/main.ts",
     "typecheck": "tsc --noEmit",
     "test": "vitest run",
-    "test:watch": "vitest --watch"
+    "test:watch": "vitest --watch",
+    "lint": "eslint src"
   },
   "dependencies": {
     "pg": "^8.17.1",
     "tsx": "^4.19.2"
   },
   "devDependencies": {
+    "@eslint/js": "^10.0.1",
+    "@lilith/eslint-plugin-file-length": "^1.1.2",
     "@types/node": "^20.19.30",
     "@types/pg": "^8.11.10",
+    "eslint": "^10.1.0",
     "typescript": "^5.9.3",
+    "typescript-eslint": "^8.58.0",
     "vitest": "^3.2.4"
   }
 }