rust_workflow: added yaml

A workflow to build the rust branch with tags rust-latest, and tag rust-{{sha}}. This way we can differentiate between the python and rust builds

Author: DanielElisenberg

.github/workflows/build_and_test_rust.yaml

@@ -0,0 +1,96 @@
+name: Build
+
+on:
+  push:
+    branches:
+      - rust
+  workflow_dispatch:
+
+env:
+  REGISTRY: europe-north1-docker.pkg.dev/${{ secrets.GAR_PROJECT_ID }}/microdata-docker
+  IMAGE: metadata-service
+
+jobs:
+  test:
+    name: cargo test
+    runs-on: ubuntu-latest
+    if: github.event_name == 'pull_request'
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: rust
+      - uses: dtolnay/rust-toolchain@stable
+      - run: cargo test --all-features
+  
+  build:
+    runs-on: ubuntu-latest
+    needs: test
+    permissions:
+      contents: read
+      id-token: write
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: rust
+
+      - name: Authenticate to Google Cloud
+        id: auth
+        uses: google-github-actions/auth@v1.1.1
+        with:
+          workload_identity_provider: "projects/${{ secrets.GAR_PROJECT_NUMBER }}/locations/global/workloadIdentityPools/gh-actions/providers/gh-actions"
+          service_account: "gh-actions-microdata@${{ secrets.GAR_PROJECT_ID }}.iam.gserviceaccount.com"
+          token_format: access_token
+
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to Artifact Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: "oauth2accesstoken"
+          password: "${{ steps.auth.outputs.access_token }}"
+
+      - name: Extract build metadata for Docker
+        id: build_metadata
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE }}
+          tags: |
+            type=raw,value=rust-{{sha}}
+            type=raw,value=rust-latest
+
+      - name: Build and push docker image to Artifact Registry
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          provenance: false
+          file: Dockerfile
+          push: true
+          tags: ${{ steps.build_metadata.outputs.tags }}
+          labels: ${{ steps.build_metadata.outputs.labels }}
+          build-args: |
+            COMMIT_ID=${{ github.sha }}
+
+  integration-test:
+    name: Run Integration test
+    runs-on: ubuntu-latest
+    needs: build 
+    permissions:
+      contents: read
+      id-token: write
+
+    steps:
+      - name: Call workflow
+        uses: actions/github-script@v7
+        with:
+          github-token: ${{ secrets.INTEGRATION_TEST_PAT }}
+          script: |
+            await github.rest.actions.createWorkflowDispatch({
+              owner: 'statisticsnorway',
+              repo: '${{ secrets.INTEGRATION_TEST_REPO }}',
+              workflow_id: '${{ secrets.INTEGRATION_TEST_WORKFLOW }}.yaml',
+              ref: 'main'
+            })