biome.json

{
  "formatter": {
    "enabled": true,
    "useEditorconfig": true,
    "formatWithErrors": false,
    "indentStyle": "space",
    "indentWidth": 2,
    "lineEnding": "lf",
    "lineWidth": 100,
    "attributePosition": "auto",
    "bracketSpacing": true
  },
  "javascript": {
    "formatter": {
      "jsxQuoteStyle": "double",
      "quoteProperties": "asNeeded",
      "trailingCommas": "es5",
      "semicolons": "asNeeded",
      "arrowParentheses": "always",
      "bracketSameLine": false,
      "quoteStyle": "single",
      "attributePosition": "auto",
      "bracketSpacing": true
    }
  },
  "overrides": [
    {
      "include": [
        "*.yml"
      ],
      "javascript": {
        "formatter": {
          "quoteStyle": "double"
        }
      }
    },
    {
      "include": [
        "*.json"
      ],
      "formatter": {
        "indentWidth": 2,
        "lineWidth": 25
      }
    }
  ]
}