feat: build and push docker image to ghcr

.github/workflows/ghcr.yaml

@@ -0,0 +1,38 @@
+name: Build and publish a Docker image to ghcr.io
+on:
+  push:
+    tags: [ "v*.*.*" ]
+  workflow_dispatch:
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-push:
+    runs-on: "ubuntu-latest"
+
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Log in to the Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

Dockerfile

@@ -15,6 +15,7 @@ RUN go mod download
 COPY main.go main.go
 COPY api/ api/
 COPY controllers/ controllers/
+COPY pkg/ pkg/
 
 # Build
 # the GOARCH has not a default value to allow the binary be built according to the host where the command