deploy on pull request

.github/workflows/deploy-cloud-run-pull-request.yml

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+# Copyright 2020 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+on: pull_request
+
+name: Build and Deploy a Container on pull_request
+env:
+  PROJECT_ID: ${{ secrets.GCP_PROJECT }}
+  SERVICE: chitrkatha-${{ github.event.number }}
+  REGION: europe-north1
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+
+    - name: Setup Cloud SDK
+      uses: google-github-actions/[email protected]
+      with:
+        project_id: ${{ env.PROJECT_ID }}
+        service_account_key: ${{ secrets.GCP_SA_KEY }}
+        export_default_credentials: true  # Set to true to authenticate the Cloud Run action
+
+    - name: Authorize Docker push
+      run: gcloud auth configure-docker
+
+    - name: Build and Push Container
+      run: |-
+        echo ${{ env.SERVICE }}
+        docker build -t gcr.io/${{ env.PROJECT_ID }}/${{ env.SERVICE }}:${{  github.sha }} .
+        docker push gcr.io/${{ env.PROJECT_ID }}/${{ env.SERVICE }}:${{  github.sha }}
+        
+    - name: Deploy to Cloud Run
+      id: deploy
+      uses: google-github-actions/[email protected]
+      with:
+        service: ${{ env.SERVICE }}
+        image: gcr.io/${{ env.PROJECT_ID }}/${{ env.SERVICE }}:${{  github.sha }}
+        region: ${{ env.REGION }}
+
+    - name: Show Output
+      run: echo ${{ steps.deploy.outputs.url }}