🧪 Add SLO workflows for testing and reporting; remove obsolete test i…

…nit and report workflows

.github/workflows/slo-report.yml

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+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 }}

.github/workflows/slo.yml

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+name: SLO
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+  workflow_dispatch:
+    inputs:
+      github_pull_request_number:
+        required: true
+      slo_workload_duration_seconds:
+        default: "600"
+        required: false
+      slo_workload_read_max_rps:
+        default: "1000"
+        required: false
+      slo_workload_write_max_rps:
+        default: "100"
+        required: false
+
+jobs:
+  ydb-slo-action:
+    if: (!contains(github.event.pull_request.labels.*.name, 'no slo'))
+
+    name: Run YDB SLO Tests
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        workload:
+          - sync-table
+          - sync-query
+
+    concurrency:
+      group: slo-${{ github.ref }}-${{ matrix.workload }}
+      cancel-in-progress: true
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Initialize YDB SLO
+        uses: ydb-platform/ydb-slo-action/init@main
+        with:
+          github_pull_request_number: ${{ github.event.inputs.github_pull_request_number }}
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          workload_name: ${{ matrix.workload }}
+          ydb_database_node_count: 5
+
+      - name: Prepare SLO Database
+        run: |
+          echo "Preparing SLO database..."
+
+      - name: Run SLO Tests
+        run: |
+          ./workload grpc://localhost:2135 /Root/testdb \
+            --prom-pgw localhost:9091 \
+            --report-period 250 \
+            --time ${{inputs.slo_workload_duration_seconds || 600}} \
+            --read-rps ${{inputs.slo_workload_read_max_rps || 1000}} \
+            --write-rps ${{inputs.slo_workload_write_max_rps || 100}} \
+            --read-timeout 1000 \
+            --write-timeout 1000
+
+      - if: always()
+        name: Cleanup SLO Database
+        run: |
+          echo "Cleaning up SLO database..."
+
+      - if: always()
+        name: Store ydb chaos testing logs
+        run: |
+          docker logs ydb-chaos > chaos-ydb.log
+
+      - if: always()
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ matrix.workload }}-chaos-ydb.log
+          path: ./chaos-ydb.log
+          retention-days: 1