Merge pull request #191 from DevKor-github/feat/metric

Fix: application.yml 변수 적용

Author: dlwls423

src/main/resources/application.yml

@@ -105,4 +105,4 @@ date:
       decoded-key: ${HOLIDAY_API_DECODED_KEY}
 
 metrics:
-  environment: dev
+  environment: ${METRICS_ENV}