refactor: 최소 설정으로 Sentry 연결

Author: six-standard

.env.sample

@@ -24,3 +24,4 @@ POSTGRES_PORT=5432
 # ETC
 SLACK_WEBHOOK_URL=https://hooks.slack.com/services
 SLACK_CLIENT_SECRET=374708bedd34ae70f814471ff24db7dedc4b9bee06a7e8ef9255a4f6c8bd9049 # 실제 키를 사용하세요
+SLACK_DSN=https://ingest.us.sentry.io

package.json

@@ -24,6 +24,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
+    "@sentry/node": "^9.36.0",
     "axios": "^1.7.8",
     "class-transformer": "^0.5.1",
     "class-validator": "^0.14.1",