refactor: 배포 코드수정

output.log

 MongoDB URI: mongodb+srv://admin:lim1234!!@goodmeeting.vkniz.mongodb.net/
-(node:8604) [MONGODB DRIVER] Warning: useNewUrlParser is a deprecated option: useNewUrlParser has no effect since Node.js Driver version 4.0.0 and will be removed in the next major version
+(node:17474) [MONGODB DRIVER] Warning: useNewUrlParser is a deprecated option: useNewUrlParser has no effect since Node.js Driver version 4.0.0 and will be removed in the next major version
 (Use `node --trace-warnings ...` to show where the warning was created)
-(node:8604) [MONGODB DRIVER] Warning: useUnifiedTopology is a deprecated option: useUnifiedTopology has no effect since Node.js Driver version 4.0.0 and will be removed in the next major version
+(node:17474) [MONGODB DRIVER] Warning: useUnifiedTopology is a deprecated option: useUnifiedTopology has no effect since Node.js Driver version 4.0.0 and will be removed in the next major version
 ✅ MongoDB 연결 성공
 Rdb데이터베이스 연결 성공.
 모든 모델이 성공적으로 동기화되었습니다.
 Server is running on 8080
+GET /api/ 404 6.385 ms - 143

weblog.log

-(node:8605) [MONGODB DRIVER] Warning: useNewUrlParser is a deprecated option: useNewUrlParser has no effect since Node.js Driver version 4.0.0 and will be removed in the next major version
+(node:17475) [MONGODB DRIVER] Warning: useNewUrlParser is a deprecated option: useNewUrlParser has no effect since Node.js Driver version 4.0.0 and will be removed in the next major version
 (Use `node --trace-warnings ...` to show where the warning was created)
-(node:8605) [MONGODB DRIVER] Warning: useUnifiedTopology is a deprecated option: useUnifiedTopology has no effect since Node.js Driver version 4.0.0 and will be removed in the next major version
+(node:17475) [MONGODB DRIVER] Warning: useUnifiedTopology is a deprecated option: useUnifiedTopology has no effect since Node.js Driver version 4.0.0 and will be removed in the next major version
 MongoDB 연결 실패: MongooseServerSelectionError: connect ECONNREFUSED 127.0.0.1:27017
     at _handleConnectionErrors (/home/ubuntu/webback/node_modules/mongoose/lib/connection.js:909:11)
     at NativeConnection.openUri (/home/ubuntu/webback/node_modules/mongoose/lib/connection.js:860:11)