man build

.github/workflows/docker-build-manual.yml

@@ -0,0 +1,31 @@
+name: Docker build and push tag manually
+
+on:
+  workflow_dispatch
+
+env:
+  # Use docker.io for Docker Hub if empty
+  REGISTRY: docker.io
+  # github.repository as <account>/<repo>
+  IMAGE_NAME: kronos443/nutcase
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@f95db51fddba0c2d1ec667646a06c2ce06100226 # v3.0.0
+      # Login against a Docker registry except on PR
+      # https://github.com/docker/login-action
+    - name: Log into registry ${{ env.REGISTRY }}
+      if: github.event_name != 'pull_request'
+      uses: docker/login-action@343f7c4344506bcbf9b4de18042ae17996df046d # v3.0.0
+      with:
+        registry: ${{ env.REGISTRY }}
+        username: ${{ secrets.DOCKERHUB_USER }}
+        password: ${{ secrets.DOCKERHUB_TOKEN }}
+    - name: Build the Docker image
+      run: docker buildx build --platform linux/amd64,linux/arm64/v8 --file nutcase/docker/Dockerfile --tag kronos443/nutcase:test032a --push .