INFRA-2406: Shared RCA workflow

.github/workflows/post-gh-rca.yml

@@ -0,0 +1,87 @@
+name: Post RCA Form
+
+permissions:
+  issues: write
+  contents: read
+
+on:
+  workflow_call:
+    inputs:
+      google-form-base-url:
+        description: Base URL of the Google Form.
+        required: true
+        type: string
+      repo-owner:
+        description: The repo owner
+        required: true
+        type: string
+      repo-name:
+        description: The repo name
+        required: true
+        type: string
+      issue-number:
+        description: The number of the closed issue
+        required: true
+        type: string
+      issue-labels:
+        required: true
+        type: string # JSON stringified array
+
+jobs:
+  post-rca-form:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Post Google Form link and log results on issue close
+        uses: actions/github-script@v7
+        env:
+          GOOGLE_FORM_BASE_URL: ${{ inputs.google-form-base-url }}
+          ISSUE_LABELS: ${{ inputs.issue-labels }}
+          OWNER_NAME: ${{ inputs.repo-owner }}
+          REPO_NAME: ${{ inputs.repo-name }}
+          ISSUE_NUMBER: ${{ inputs.issue-number }}
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          script: |
+            const googleFormBaseUrl = process.env.GOOGLE_FORM_BASE_URL;
+            const owner_name = process.env.OWNER_NAME;
+            const repo_name = process.env.REPO_NAME;
+            const issue_number = parseInt(process.env.ISSUE_NUMBER);
+
+            const allowedLabels = JSON.parse(process.env.ISSUE_LABELS);
+
+            // Fetch issue details to get the assignees
+            const { data: issue } = await github.rest.issues.get({
+              owner: owner_name,
+              repo: repo_name,
+              issue_number: issue_number,
+            });
+
+            const hasAllowedLabel = issue.labels.some(label =>
+              allowedLabels.includes(label.name)
+            );
+
+            if (!hasAllowedLabel) {
+              console.log(`❌ Issue #${issue_number} skipped — no matching label.`);
+              return;
+            }
+
+            const assignees = issue.assignees.map(user => `@${user.login}`).join(', ');
+            const formUrl = `${googleFormBaseUrl}${issue_number}`;
+            const message = `
+              Hi ${assignees},
+
+              This issue has been closed. Please complete this RCA form:
+              ${formUrl}
+
+              <!-- AUTO-FORM -->
+            `;
+
+            // Post the comment on the closed issue
+            await github.rest.issues.createComment({
+              owner: owner_name,
+              repo: repo_name,
+              issue_number: issue_number,
+              body: message,
+            });
+            console.log(`✅ Comment posted on issue #${issue_number}`);