Cache API validation results

.github/workflows/generate-report.yml

@@ -0,0 +1,57 @@
+name: Cache API validation report
+
+on:
+  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/scripts/types-validator
+        env:
+          BRANCH: ${{ github.ref_name }}
+        run: node index.js --generate-report --ci --branch $BRANCH
+
+      - name: Cache JSON report
+        id: cache-json-report
+        uses: actions/cache/save@v4
+        with:
+          path: ./clients-flight-recorder/recordings/types-validation/types-validation.json
+          key: types-validation-json-${{ github.sha }}

.github/workflows/validate-pr.yml

@@ -32,6 +32,14 @@ jobs:
         with:
           node-version: 22
 
+      - name: Restore JSON report
+        id: restore-json-report
+        uses: actions/cache/restore@v4
+        with:
+          path: |
+            ./clients-flight-recorder/recordings/types-validation/types-validation.json
+          key: types-validation-json-${{ github.event.pull_request.base.sha }}
+
       - name: Install deps 1/2
         working-directory: ./clients-flight-recorder
         run: |