Create docker-image.yml

.github/workflows/docker-image.yml

@@ -0,0 +1,42 @@
+name: Docker Image CI
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    #checkout repo
+    - uses: actions/checkout@v3
+
+    #build docker image
+    - name: Build the Docker image
+      run: docker build . --file Dockerfile --tag my-image-name:$(date +%s)
+
+    #login to github container registry
+    - name: Docker Login
+      uses: docker/login-action@v3.1.0
+      with:
+        registry: ghcr.io
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+
+    #get metadeta
+    - name: Extract metadata (tags, labels) for Docker
+      id: meta
+      uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
+      with:
+        images: ghcr.io/${{ github.repository }}
+
+    #build/push to ghcr
+    - name: Build and push Docker images
+      uses: docker/build-push-action@v5.3.0
+      with:
+        context: .
+        push: true
+        tags: ${{ steps.meta.outputs.tags }}
+        labels: ${{ steps.meta.outputs.labels }}