message: static-site-env: remove unused and add missing dependencies
diff: },
  "homepage": "https://serverless-stack.com",
  "dependencies": {
  - "@serverless-stack/core": "^0.65.1",
  - "chalk": "^4.1.0",
  - "yargs": "^15.4.1"
  + "cross-spawn": "^7.0.3",
  + "fs-extra": "^9.0.1",
  + "minimist": "^1.2.5"
  },
  "devDependencies": {
  "jest": "^26.1.0"
  