add github CI

Signed-off-by: DavidSpek <vanderspek.david@gmail.com>

.github/workflows/publish.yaml

@@ -0,0 +1,63 @@
+name: CD / cert-manager webhook
+
+on:
+  push:
+    tags:
+      - 'v*.*.*'
+jobs:
+  publish:
+    name: Build and push Console container
+    runs-on: ubuntu-latest
+    if: github.ref == 'refs/heads/master'
+    permissions:
+      contents: 'read'
+      id-token: 'write'
+      packages: 'write'
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v3
+    - name: Docker meta
+      id: meta
+      uses: docker/metadata-action@v4
+      with:
+        # list of Docker images to use as base name for tags
+        images: |
+          dkr.plural.sh/bootstrap/plural-certmanager-webhook
+          gcr.io/pluralsh/plural-certmanager-webhook
+          ghcr.io/pluralsh/plural-certmanager-webhook
+        # generate Docker tags based on the following events/attributes
+        tags: |
+          type=semver,pattern={{version}}
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v1
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v1
+    - uses: google-github-actions/auth@v0
+      with:
+        workload_identity_provider: 'projects/${{ secrets.GOOGLE_PROJECT_ID }}/locations/global/workloadIdentityPools/github/providers/github'
+        service_account: 'terraform@pluralsh.iam.gserviceaccount.com'
+        token_format: 'access_token'
+        create_credentials_file: true
+    - uses: google-github-actions/setup-gcloud@v0.3.0
+    - name: Login to gcr
+      run: gcloud auth configure-docker -q
+    - name: Login to plural registry
+      uses: docker/login-action@v1
+      with:
+        registry: dkr.plural.sh
+        username: mjg@plural.sh
+        password: ${{ secrets.PLURAL_ACCESS_TOKEN }}
+    - name: Login to GHCR
+      uses: docker/login-action@v1
+      with:
+        registry: ghcr.io
+        username: ${{ github.repository_owner }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+    - name: Build and push
+      uses: docker/build-push-action@v2
+      with:
+        context: "."
+        file: "./Dockerfile"
+        push: true
+        tags: ${{ steps.meta.outputs.tags }}
+        labels: ${{ steps.meta.outputs.labels }}