
  chart_lens: zoom 0 → stats only
[5 values, 23–91]

  chart_lens: zoom 1 → sparkline
▅▇▃▁█

  chart_lens: zoom 2 → bar chart
[5 values, 23–91]
▅▇▃▁█

  tree_lens: zoom 0 → summary
root [2]

  tree_lens: zoom 3 → full expansion
root
├─ api-gateway
│  ├─ replicas
│  │  ├─ desired: 3
│  │  └─ ready: 2
│  └─ endpoints
│     ├─ /health [2]
│     └─ /api/v1/auth [2]
└─ worker
   ├─ replicas
   │  ├─ desired: 5
   │  └─ ready: 5
   └─ queue_depth: 142
