fix: Nginx port conflict with legacy containers

.gitea/workflows/deploy.yml

@@ -51,8 +51,8 @@ jobs:
             OLD_TARGET="green"
           fi
           
-          # 공통 인프라 (DB, Redis 등) 띄우기
-          ACTIVE_PROFILE=dev docker compose up -d redis mci-mock dozzle nginx
+          # 3.5. 공통 인프라 (DB, Redis 등) 먼저 띄우기 (Nginx 제외)
+          ACTIVE_PROFILE=dev docker compose up -d redis mci-mock dozzle
           
           # 4. 신규 버전(TARGET) 컨테이너 기동
           echo "Building and starting $TARGET containers..."
@@ -63,6 +63,24 @@ jobs:
             tool-other-$TARGET \
             tool-payment-$TARGET
             
+          # 4.5. 레거시 컨테이너 청소 (포트 충돌 방지, Nginx 제외)
+          echo "Finding and killing legacy containers holding our ports..."
+          for port in 8281 8282 8283 8284 8285; do
+            cid=$(docker ps -q --filter "publish=$port" --filter "name!=nginx")
+            if [ ! -z "$cid" ]; then
+              echo "Force killing legacy container $cid using port $port"
+              docker rm -f $cid
+            fi
+          done
+          
+          # 4.6. Nginx 초기 설정 및 기동
+          mkdir -p ./nginx/conf.d
+          if [ ! -f "./nginx/conf.d/default.conf" ]; then
+            echo "Initializing Nginx config to $TARGET..."
+            cp ./nginx/${TARGET}.conf ./nginx/conf.d/default.conf
+          fi
+          ACTIVE_PROFILE=dev docker compose up -d nginx
+            
           # 5. 헬스 체크 대기 (Spring Boot 기동 시간 확보)
           echo "Waiting 30 seconds for Spring Boot to start..."
           sleep 30