{
  "transport": {
    "kind": "http",
    "note": "shared HTTP server"
  },
  "steps": [
    {
      "n": 1,
      "name": "discover",
      "ok": true,
      "durationMs": 4,
      "summary": "building=building_bfqg91ai9ijps9ej, level=level_wyuoxj87czq3v0re (of 1 buildings, 1 levels)",
      "nodeIds": [
        "building_bfqg91ai9ijps9ej",
        "level_wyuoxj87czq3v0re"
      ]
    },
    {
      "n": 2,
      "name": "perimeter walls",
      "ok": true,
      "durationMs": 2,
      "summary": "created 4 perimeter walls (result.createdIds=[\"wall_y87bsrljd2245n51\",\"wall_sja6jpda73tlhxwb\",\"wall_aegff27krjwgmkmi\",\"wall_dcymglyle9ff09ti\"])",
      "nodeIds": [
        "wall_y87bsrljd2245n51",
        "wall_sja6jpda73tlhxwb",
        "wall_aegff27krjwgmkmi",
        "wall_dcymglyle9ff09ti"
      ]
    },
    {
      "n": 3,
      "name": "interior partitions",
      "ok": true,
      "durationMs": 1,
      "summary": "created 7 interior walls",
      "nodeIds": [
        "wall_rl83cc5tnbf4b34j",
        "wall_qv53jm9kvl7k6slf",
        "wall_8y52fwzco2ep7fb1",
        "wall_hrfixeusz7zb7x63",
        "wall_1ullk9bm6dw15i9t",
        "wall_c4fjjswnk0mprctm",
        "wall_p359pffjf3qs59cy"
      ]
    },
    {
      "n": 4,
      "name": "set zones",
      "ok": true,
      "durationMs": 3,
      "summary": "created 4 zones: bedroom-1, bedroom-2, bathroom, living-kitchen",
      "nodeIds": [
        "zone_3fyksm10tb0dhn1e",
        "zone_u95l1bt35jci3gvu",
        "zone_r9ma8tvsqt9w1zey",
        "zone_l189q61kf9ra2m8t"
      ]
    },
    {
      "n": 5,
      "name": "cut openings",
      "ok": true,
      "durationMs": 6,
      "summary": "3 doors, 3 windows",
      "nodeIds": [
        "door_cjzja4lt8owg88wg",
        "door_bs7bf0azevq9vd76",
        "door_o8etwqsemfgj5mkj",
        "window_47x40mtv2l4ca9p4",
        "window_n09awmg5m3ct4fvn",
        "window_xlta3f3f0cnmbti3"
      ]
    },
    {
      "n": 6,
      "name": "validate scene",
      "ok": true,
      "durationMs": 1,
      "summary": "valid=true, errors=0"
    },
    {
      "n": 7,
      "name": "measure furthest zones",
      "ok": true,
      "durationMs": 3,
      "summary": "furthest: zone_3fyksm10tb0dhn1e <-> zone_u95l1bt35jci3gvu = 7.000m",
      "nodeIds": [
        "zone_3fyksm10tb0dhn1e",
        "zone_u95l1bt35jci3gvu"
      ]
    },
    {
      "n": 8,
      "name": "export json",
      "ok": true,
      "durationMs": 1,
      "summary": "exported 15392 bytes -> apartment.json"
    },
    {
      "n": 9,
      "name": "undo 3 steps",
      "ok": true,
      "durationMs": 2,
      "summary": "undone=3, nodes 24 -> 21 (delta=3)"
    },
    {
      "n": 10,
      "name": "redo 3 steps",
      "ok": true,
      "durationMs": 2,
      "summary": "redone=3, nodes 21 -> 24"
    },
    {
      "n": 11,
      "name": "duplicate level + validate",
      "ok": true,
      "durationMs": 2,
      "summary": "newLevelId=level_cxvltlqvgqcasiep, cloned=22, valid=true, errors=0",
      "nodeIds": [
        "level_cxvltlqvgqcasiep"
      ]
    },
    {
      "n": 12,
      "name": "delete duplicated level",
      "ok": true,
      "durationMs": 3,
      "summary": "deleted 22 nodes; nodes 46 -> 24",
      "nodeIds": [
        "level_cxvltlqvgqcasiep",
        "wall_xhn7o9bfpmcv2znr",
        "window_0qb4bgvzp46y412o",
        "window_cjk6a6zwsn48dj5u",
        "wall_hgatfahp4i53s139",
        "wall_fp25ulcwqmsim8p5",
        "window_jv0g8uos313ljbbe",
        "wall_mjue0xaodm8d3vzi",
        "wall_brw2c9vg502md7a0",
        "wall_1at54a0mfxgq2txb",
        "door_l8k2adas2djwpcf8",
        "wall_6m920gigvtn113af",
        "wall_2hazwrgv922l3t6q",
        "door_a62eecbdzpdoqnlo",
        "wall_11h43exay41fub7f",
        "door_06dpidftldcoaisv",
        "wall_u7e1gp0xbir5112y",
        "wall_jbwbwvgt9lzw51mk",
        "zone_hkp5wsyw7aydi175",
        "zone_rpqx5ul6bl1tpdmd",
        "zone_kohgjo47reiluhto",
        "zone_o65jm5oy5v5ej6aw"
      ]
    }
  ],
  "final": {
    "totalNodes": 24,
    "zones": 4,
    "doors": 3,
    "windows": 3,
    "step5NodeCount": 24,
    "validationSummary": {
      "valid": true,
      "errors": []
    },
    "undoObservation": {
      "undone": 3,
      "before": 24,
      "after": 21,
      "delta": 3
    }
  }
}