{
  "id": "09-metric-rounding",
  "description": "Metric rounding — Yield rounds to 2 decimal places, SNR to 4, Leverage to 1, Velocity to 3, 10xDEV to 2.",
  "input": {
    "telemetry": { "input": 3, "output": 7, "cache_write": 11, "cache_read": 13 },
    "source": { "provider": "test", "model": "test", "tool": "test" }
  },
  "expected": {
    "metrics": { "yield": 10.11, "leverage": 4.3, "velocity": 2.333, "snr": 0.7, "dev10x": 0.64 },
    "warnings": []
  }
}