@openstreetmap/id-tagging-schema/data/fields/direction_point.json

The OpenStreetMap tagging model used by the iD editor

{
    "key": "direction",
    "type": "number",
    "label": "{direction}",
    "placeholder": "45, 90, 180, 270",
    "increment": 5,
    "geometry": [
        "point"
    ]
}