biome.json

{
  "$schema": "https://biomejs.dev/schemas/1.9.4/schema.json",
  "vcs": {
    "enabled": false,
    "clientKind": "git",
    "useIgnoreFile": false
  },
  "files": {
    "ignoreUnknown": false,
    "ignore": []
  },
  "formatter": {
    "enabled": true,
    "indentWidth": 2,
    "indentStyle": "space",
    "lineWidth": 80,
    "formatWithErrors": false
  },
  "organizeImports": {
    "enabled": true
  },
  "linter": {
    "enabled": true,
    "rules": {
      "recommended": true,
      "style": {
        "noVar": "error"
      },
      "correctness": {
        "noUnusedVariables": "warn",
        "noUnusedImports": {
          "level": "error",
          "fix": "unsafe"
        }
      }
    }
  },
  "javascript": {
    "formatter": {
      "quoteStyle": "double",
      "semicolons": "asNeeded"
    }
  }
}