build: add container registry workflow (#200)

.github/workflows/docker_registry_github.yml

@@ -0,0 +1,39 @@
+name: Docker Registry GitHub
+
+on:
+  push:
+    branches: [ main ]
+
+env:
+  DOCKER_REPO: ghcr.io/${{ github.repository_owner }}/
+
+jobs:
+  build:
+    name: Docker Registry GitHub
+    runs-on: ubuntu-latest
+    steps:
+
+    - name: Set up Go 1.x
+      uses: actions/setup-go@v2
+      with:
+        go-version: ^1.21
+
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@v1
+      with:
+        fetch-depth: 0
+
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v1
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v1
+
+    - name: Log in to registry
+      run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u $ --password-stdin
+
+    - name: Build
+      run: |
+        DOCKER_SUFFIX=-amd64 DOCKER_CMD='buildx build --push --platform linux/amd64' make docker
+        DOCKER_SUFFIX=-arm64 DOCKER_CMD='buildx build --push --platform linux/arm64/v8' make docker
+        make docker-manifest-buildx