feat: Migrate Test Workflows to Main Repo (#15504)

.github/workflows/test-workflows-pr-approved.yml

@@ -0,0 +1,25 @@
+name: Test Workflows on PR Approval
+
+on:
+  pull_request_review:
+    types: [submitted]
+
+permissions:
+  contents: read
+  pull-requests: read
+
+jobs:
+  run_tests_after_approval:
+    name: Run Tests on Approved PR
+    if: github.event.review.state == 'approved'
+    runs-on: blacksmith-2vcpu-ubuntu-2204
+    timeout-minutes: 10
+
+    steps:
+      - name: Call Reusable Test Workflow on Approved PR
+        uses: ./.github/workflows/test-workflows-callable.yml
+        with:
+          git_ref: ${{ github.event.pull_request.head.sha }}
+          send_webhook_report: true
+          pr_number: ${{ github.event.pull_request.number }}
+        secrets: inherit