pcbflow

{
  "board": {
    "outline_mm": [
      40,
      26
    ]
  },
  "connectors": {
    "J1": "left"
  },
  "clusters": {
    "regulator": [
      "U1",
      "C1",
      "C2"
    ],
    "cc": [
      "R1",
      "R2"
    ],
    "led": [
      "R3",
      "D1"
    ]
  },
  "decoupling": {
    "C1": "U1",
    "C2": "U1"
  },
  "sizes_mm": {
    "J1": [
      9,
      4
    ],
    "U1": [
      3,
      3
    ],
    "C1": [
      1,
      0.6
    ],
    "C2": [
      1,
      0.6
    ],
    "R1": [
      1,
      0.6
    ],
    "R2": [
      1,
      0.6
    ],
    "R3": [
      1,
      0.6
    ],
    "D1": [
      1.6,
      0.9
    ]
  }
}