ci: add slo report action

.github/workflows/slo-report.yml

@@ -0,0 +1,22 @@
+name: SLO Report
+
+on:
+  workflow_run:
+    workflows: ['SLO']
+    types:
+      - completed
+
+jobs:
+  ydb-slo-action-report:
+    runs-on: ubuntu-latest
+    name: Publish YDB SLO Report
+    permissions:
+      contents: read
+      pull-requests: write
+    if: github.event.workflow_run.conclusion == 'success'
+    steps:
+      - name: Publish YDB SLO Report
+        uses: ydb-platform/ydb-slo-action/report@main
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          github_run_id: ${{ github.event.workflow_run.id }}