test(actions): add connection test

SSH 접속은 잘 되는지에 대한 테스트 추가

.github/workflows/main.yml

@@ -13,9 +13,19 @@ jobs:
         uses: actions/checkout@v3
 
       #------------------- EC2 --------------------
+
+      - name: AWS EC2 Connection Test
+        uses: appleboy/[email protected]
+        with:
+          host: ${{ secrets.EC2_HOST }}
+          username: ${{ secrets.EC2_USERNAME }}
+          password: ${{ secrets.EC2_PASSWORD }}
+          port: ${{ secrets.EC2_SSH_PORT }}
+          timeout: 60s
+          script: echo "Connection Test"
 
       # AWS EC2 Server Connect & Docker 명령어 실행
-      - name: AWS EC2 Connection
+      - name: AWS EC2 Run Scripts
         uses: appleboy/[email protected]
         with:
           host: ${{ secrets.EC2_HOST }}