docekr-compose 파일에 version 명시 삭제

docker-compose.backend.mac.yml

@@ -1,5 +1,3 @@
-version: "3.8"
-
 services:
   # Node.js 백엔드
   backend:

docker-compose.backend.prod.yml

@@ -1,5 +1,3 @@
-version: "3.8"
-
 services:
   # Node.js 백엔드 (운영용)
   backend:

docker-compose.frontend.mac.yml

@@ -1,5 +1,3 @@
-version: "3.8"
-
 services:
   # Next.js 프론트엔드만
   frontend:

docker-compose.frontend.prod.yml

@@ -1,5 +1,3 @@
-version: '3.8'
-
 services:
   # Next.js 프론트엔드만
   frontend:
@@ -24,4 +22,4 @@ services:
 networks:
   pms-network:
     driver: bridge
-    external: true
+    external: true