message: package.json: use origin/validate as base
diff: "scripts": {
  "test": "cypress open",
  "eslint": "eslint --fix --cache ./shared --ext js",
  - "validate": "lint-diff develop",
  + "validate": "lint-diff origin/develop",
  "start": "npm run dev",
  "dev": "npm run dev:testnet",
  "prod": "npm run dev:mainnet",
  