Generate API validation report

Author: pquentin

.github/workflows/generate-report.yml

@@ -0,0 +1,51 @@
+name: Cache API validation report
+
+on:
+  pull_request
+  # push:
+  #   branches:
+  #     - main
+  #     - '[0-9]+.[0-9]+'
+
+jobs:
+  generate-report:
+    name: generate-report
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          path: ./elasticsearch-specification
+
+      - uses: actions/checkout@v4
+        with:
+          repository: elastic/clients-flight-recorder
+          path: ./clients-flight-recorder
+          token: ${{ secrets.PAT }}
+          ref: main
+
+      - name: Use Node.js 22
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+
+      - name: Install deps 1/2
+        working-directory: ./clients-flight-recorder
+        run: |
+          npm install --prefix scripts/types-validator
+
+      - name: Install deps 2/2
+        working-directory: ./elasticsearch-specification
+        run: |
+          make setup
+
+      - name: Generate specification and check generated types
+        working-directory: ./elasticsearch-specification
+        run: |
+          make contrib
+
+      - name: Generate report
+        working-directory: ./clients-flight-recorder
+        env:
+          BRANCH: ${{ github.ref_name }}
+        run: node scripts/type-validator/index.js --generate-report --ci --branch $BRANCH