chore: add CI for patroni-citus-k8s

.github/workflows/patroni-citus-k8s.yaml

@@ -0,0 +1,51 @@
+name: rophy/patroni-citus-k8s
+on:
+  push:
+    paths:
+    - patroni-citus-k8s/**
+  pull_request:
+    paths:
+    - patroni-citus-k8s/**
+jobs:
+  test:
+    if: github.ref != 'refs/heads/main' || github.event_name == 'pull_request'
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v3
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+    - name: Build and push
+      uses: docker/build-push-action@v5
+      with:
+        context: ./patroni-citus-k8s
+        dockerfile: ./patroni-citus-k8s/Dockerfile
+        push: false
+  build-and-push:
+    if: github.ref == 'refs/heads/main' && github.event_name != 'pull_request'
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+    - name: Set variables
+      run: |
+        VER=$(cat patroni-citus-k8s/version.txt)
+        echo "VERSION=$VER" >> $GITHUB_ENV
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v3
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+    - name: Login to Docker Hub
+      uses: docker/login-action@v3
+      with:
+        username: ${{ secrets.DOCKERHUB_USERNAME }}
+        password: ${{ secrets.DOCKERHUB_TOKEN }}
+    - name: Build and push
+      uses: docker/build-push-action@v5
+      with:
+        context: ./patroni-citus-k8s
+        dockerfile: ./patroni-citus-k8s/Dockerfile
+        push: true
+        tags: rophy/patroni-citus-k8s:${{ env.VERSION }}