gitops-stg for ECS

.github/workflows/gitops-stg.yml

@@ -78,3 +78,84 @@ jobs:
               pull_number: pr.data.number,
               merge_method: "squash",
             });
+
+  ecs:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install Go
+        uses: actions/setup-go@v5
+
+      - name: Install jsonnet
+        run: |
+          go install github.com/google/go-jsonnet/cmd/jsonnet@latest
+          go install github.com/google/go-jsonnet/cmd/jsonnetfmt@latest
+
+      - name: Generate token
+        id: generate_token
+        uses: tibdex/github-app-token@v2
+        with:
+          app_id: ${{ secrets.APP_ID }}
+          private_key: ${{ secrets.PRIVATE_KEY }}
+
+      - name: Checkout dreamkast-infra
+        uses: actions/checkout@v4
+        with:
+          repository: cloudnativedaysjp/dreamkast-infra
+          path: dreamkast-infra
+          token: ${{ steps.generate_token.outputs.token }}
+
+      - name: Update image-tags
+        working-directory: dreamkast-infra/ecspresso/stg
+        run: |
+          cat << _EOL_ | jsonnet - > ./const.libsonnet.tmp
+          local const = import './const.libsonnet';
+
+          const + {
+            imageTags: const.imageTags + {
+              dreamkast_weaver: "${{ github.sha }}",
+            },
+          }
+          _EOL_
+          mv const.libsonnet.tmp const.libsonnet
+          jsonnetfmt -i const.libsonnet
+
+      - name: Commit files
+        id: commit_files
+        continue-on-error: true
+        working-directory: dreamkast-infra/
+        run: |
+          git config --local user.email "[email protected]"
+          git config --local user.name "GitHub Action"
+          git status
+          git add -A
+          git commit -am "Bump docker tag (${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}/commit/${GITHUB_SHA})"
+
+      - name: Push changes
+        if: steps.commit_files.outcome == 'success'
+        uses: ad-m/github-push-action@master
+        with:
+          github_token: ${{ steps.generate_token.outputs.token }}
+          repository: cloudnativedaysjp/dreamkast-infra
+          directory: dreamkast-infra
+          branch: staging/weaver-main
+
+      - name: Create and Merge Pull Request
+        if: steps.commit_files.outcome == 'success'
+        uses: "actions/github-script@v7"
+        with:
+          github-token: ${{ steps.generate_token.outputs.token }}
+          script: |
+            const pr = await github.rest.pulls.create({
+              owner: "cloudnativedaysjp",
+              repo: "dreamkast-infra",
+              title: "Automated PR (staging/weaver-main)",
+              body: "**this PR is automatically created & merged**",
+              head: "staging/weaver-main",
+              base: "main"
+            });
+            await github.rest.pulls.merge({
+              owner: "cloudnativedaysjp",
+              repo: "dreamkast-infra",
+              pull_number: pr.data.number,
+              merge_method: "squash",
+            });