feat: using GHCR as the new registry (#4)

This patch implements the use of ghcr.io as the new container registry for
the project.

Signed-off-by: Jonathan Gonzalez V <jonathan.gonzalez@enterprisedb.com>
Co-authored-by: Jonathan Gonzalez V <jonathan.gonzalez@enterprisedb.com>

Author: jlong49

.github/workflows/ci.yml

@@ -5,34 +5,55 @@ on:
     branches: [ main ]
     tags: [ '*' ]
   workflow_dispatch:
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }},
+
 jobs:
   build:
+    permissions:
+      contents: read
+      packages: write
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - name: Checkout source code
+      uses: actions/checkout@v3.0.2
 
     - name: Get the reference
       id: get_version
       run: echo ::set-output name=VERSION::$(echo $GITHUB_REF | cut -d / -f 3)
 
+    - name: Image metadata
+      id: metadata
+      uses: docker/metadata-action@v3.6.0
+      with:
+        images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+        tags: |
+          type=ref,event=branch
+          type=ref,event=pr
+          type=semver,pattern={{version}
+
     - name: Set up QEMU
       uses: docker/setup-qemu-action@v2.0.0
       with:
-        image: tonistiigi/binfmt:qemu-v6.1.0
+        image: tonistiigi/binfmt:qemu-v6.2.0
         platforms: "linux/amd64,linux/arm64,linux/ppc64le,linux/s390x"
 
     - name: Set up Docker Buildx
       id: buildx
-      uses: docker/setup-buildx-action@v1
+      uses: docker/setup-buildx-action@v2.0.0
+
     - name: Login to registry
-      uses: docker/login-action@v1
+      uses: docker/login-action@v2
       with:
-        registry: quay.io
-        username: ${{ secrets.DOCKER_USERNAME }}
-        password: ${{ secrets.DOCKER_PASSWORD }}
+        registry: ${{ env.REGISTRY }}
+        username: ${{ github.repository_owner }}
+        password: ${{ secrets.GITHUB_TOKEN }}
     - name: Build and push
-      uses: docker/build-push-action@v3.0.0
+      uses: docker/build-push-action@v3.1.0
       with:
+        context: .
         platforms: "linux/amd64,linux/arm64,linux/ppc64le,linux/s390x"
-        tags: ${{ steps.get_version.outputs.VERSION }}
-        push: true
+        tags: ${{ steps.metadata.outputs.tags }}
+        push: true

Dockerfile

@@ -5,6 +5,7 @@ WORKDIR /app
 RUN make
 
 FROM ubuntu:bionic
+LABEL quay.expires-after=1d
 RUN apt-get -y update && apt-get install -y postgresql-client && rm -rf /var/lib/apt/lists/*
 COPY --from=builder /app/http_test /app/http_test
 CMD ["/app/http_test"]