Added workflow and dockerfile

.gitea/workflows/docker.yml

@@ -0,0 +1,34 @@
+name: Build and Push Docker Image
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest  # Use Ubuntu as the runner environment
+    
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v3  # Checkout the repository's code
+
+    - name: Log in to Docker Hub
+      uses: docker/login-action@v2
+      with:
+        username: ${{ secrets.DOCKER_USERNAME }}  # Docker Hub username from GitHub Secrets
+        password: ${{ secrets.DOCKER_PASSWORD }}  # Docker Hub password from GitHub Secrets
+
+    - name: Build Docker image
+      run: |
+        # Build the Docker image from the Dockerfile in the repo
+        docker build -t ${{ secrets.DOCKER_USERNAME }}/divine-couture.co.uk:latest .
+
+    - name: Push Docker image to Docker Hub
+      run: |
+        # Push the Docker image to Docker Hub
+        docker push ${{ secrets.DOCKER_USERNAME }}/divine-couture.co.uk:latest
+
+    - name: Logout from Docker Hub
+      run: docker logout