set up eslint and prettier

packages/env/package.json

@@ -7,6 +7,9 @@
     "./server": "./src/server.ts",
     "./web": "./src/web.ts"
   },
+  "scripts": {
+    "lint": "eslint ."
+  },
   "dependencies": {
     "@t3-oss/env-core": "^0.13.1",
     "dotenv": "catalog:",
@@ -15,6 +18,8 @@
   "devDependencies": {
     "@types/node": "catalog:",
     "@zendegi/config": "workspace:*",
+    "@zendegi/eslint-config": "workspace:*",
+    "eslint": "^9.17.0",
     "typescript": "catalog:"
   }
 }