intial github action workflow

.github/workflows/deploy.yml

@@ -0,0 +1,31 @@
+name: Deploy to Linode
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+
+    - name: Build and Push Docker image
+      run: |
+        docker build -t your-username/your-app .
+        docker login -u ${{ secrets.DOCKER_HUB_USERNAME }} -p ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
+        docker push your-username/your-app
+
+    - name: Deploy to Linode
+      uses: appleboy/ssh-action@master
+      with:
+        host: ${{ secrets.LINODE_IP }}
+        username: ${{ secrets.LINODE_USERNAME }}
+        key: ${{ secrets.LINODE_SSH_KEY }}
+        script: |
+          docker pull your-username/your-app
+          docker stop your-app || true
+          docker rm your-app || true
+          docker run -d --name your-app -p 80:8501 your-username/your-app