test : action 스텝 추가

- 도커 로그인 추가

Author: CHISANW

.github/workflows/deploy.yml

@@ -21,6 +21,13 @@ jobs:
       - name: env file
         run: cat .env
 
+      - name: docker login
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKER_ID }}
+          password: ${{ secrets.DOCKER_PWD }}
+
+
       - name: SSH into server and deploy
         uses: appleboy/[email protected]
         with: