Update .github/workflows/build.yml

.github/workflows/build.yml

@@ -1,14 +1,26 @@
-name: Build
-on: [push, pull_request]
+name: Build and Push Docker Image
+
+on:
+  push:
+    branches:
+      - main
+
 jobs:
   build:
-    name: Build
     runs-on: ubuntu-latest
+
+    env:
+      IMAGE_NAME: ${{ github.repository_owner }}/${{ github.event.repository.name }}
+
     steps:
-    - uses: actions/checkout@v2
-    - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v2
-    - name: Build
-      uses: docker/build-push-action@v3
-      with:
-        push: false
+    - name: Checkout repository
+      uses: actions/checkout@v2
+
+    - name: Log in to the Docker registry
+      run: echo "${{ secrets.DOCKER_PASSWORD }}" | docker login ${{ secrets.DOCKER_REGISTRY }} -u ${{ secrets.DOCKER_USERNAME }} --password-stdin
+
+    - name: Build the Docker image
+      run: docker build -t ${{ secrets.DOCKER_REGISTRY }}/${{ env.IMAGE_NAME }}:latest .
+
+    - name: Push the Docker image
+      run: docker push ${{ secrets.DOCKER_REGISTRY }}/${{ env.IMAGE_NAME }}:latest