biome.json

{
  "formatter": {
    "enabled": true,
    "formatWithErrors": false,
    "indentStyle": "tab",
    "indentWidth": 2,
    "lineEnding": "lf",
    "lineWidth": 80,
    "attributePosition": "auto",
    "ignore": [
      "**/.DS_Store",
      "**/node_modules",
      "**/npm-debug.log",
      "**/dist",
      "*/package-lock.json",
      "**/yarn.lock",
      "**/.vscode",
      "**/.idea",
      "test/ts/**/*.js",
      "**/coverage",
      "**/*.sw[op]",
      "**/*.log",
      "**/package/",
      "**/preact-*.tgz",
      "**/preact.tgz",
      "**/package-lock.json"
    ]
  },
  "organizeImports": { "enabled": true },
  "linter": { "enabled": true, "rules": { "recommended": true } },
  "javascript": {
    "formatter": {
      "jsxQuoteStyle": "double",
      "quoteProperties": "asNeeded",
      "trailingCommas": "none",
      "semicolons": "always",
      "arrowParentheses": "asNeeded",
      "bracketSpacing": true,
      "bracketSameLine": false,
      "quoteStyle": "single",
      "attributePosition": "auto"
    }
  },
  "overrides": [
    {
      "include": ["*.json", ".*rc", "*.yml"],
      "formatter": { "indentWidth": 2, "indentStyle": "space" }
    }
  ]
}