pcb-rules

{
  "rules": {
    "min_clearance": 0.09,
    "min_track_width": 0.09,
    "min_via_diameter": 0.35,
    "min_through_hole_diameter": 0.15,
    "min_via_annular_width": 0.1,
    "min_copper_edge_clearance": 0.1,
    "min_hole_clearance": 0.189653,
    "min_hole_to_hole": 0.225
  },
  "track_widths": [0.0, 0.09, 0.1, 0.127, 0.2032, 0.3],
  "via_dimensions": [
    {"diameter": 0.0, "drill": 0.0},
    {"diameter": 0.35, "drill": 0.15},
    {"diameter": 0.4, "drill": 0.2},
    {"diameter": 0.6, "drill": 0.2}
  ]
}