ci: require agentcompat stress validation

Co-authored-by: naiba/CloudCode <hi+cloudcode@nai.ba>

integration/agentcompat/internal/workflowpolicy/testdata/secure-agent.yml

@@ -0,0 +1,21 @@
+name: Secure Agent compatibility
+on:
+  pull_request:
+concurrency: secure-agent-${{ github.ref }}
+permissions:
+  contents: read
+jobs:
+  verify:
+    runs-on: ubuntu-24.04
+    timeout-minutes: 30
+    steps:
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
+        with:
+          persist-credentials: false
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
+        with:
+          repository: nezhahq/nezha
+          ref: fedcba9876543210fedcba9876543210fedcba98
+          path: nezha
+          persist-credentials: false
+      - run: go test ./integration/agentcompat/...