name: _debug-mount
on: { workflow_dispatch: {} }
jobs:
  check:
    runs-on: ubuntu-latest
    steps:
      - name: Who/where
        run: |
          set -e
          echo "uname -a:"; uname -a || true
          echo "--- cgroup ---"; cat /proc/1/cgroup || true
      - name: Show docker image info
        run: |
          cat /etc/os-release || true
      - name: Mounts & write marker
        run: |
          set -e
          echo "== grep mount =="
          mount | grep -E 'runner-cache|ci-keys' || true
          echo "== ls /runner-cache =="
          ls -la /runner-cache || true
          echo "MARKER $(date -Iseconds)" | tee /runner-cache/__ok.txt
          echo "OK"