{
  "$id": "https://extend-chrome.dev/manifest.schema.json",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "if": {
    "properties": {
      "manifest_version": { "type": "number", "enum": [2] }
    }
  },
  "then": {
    "$ref": "./schema/manifest-v2.schema.json"
  },
  "else": {
    "$ref": "./schema/manifest-v3.schema.json"
  }
}