biome.json

{
  "$schema": "https://biomejs.dev/schemas/1.9.4/schema.json",
  "vcs": {
    "enabled": false,
    "clientKind": "git",
    "useIgnoreFile": false
  },
  "files": {
    "ignore": ["dist", "node_modules", "bun.lock", ".next", "output"]
  },
  "formatter": {
    "enabled": true,
    "formatWithErrors": false,
    "indentStyle": "space",
    "indentWidth": 2,
    "lineEnding": "lf",
    "lineWidth": 80,
    "attributePosition": "auto"
  },
  "organizeImports": {
    "enabled": true
  },
  "linter": {
    "enabled": true,
    "rules": {
      "recommended": true,
      "complexity": {
        "useArrowFunction": "error",
        "noForEach": "error",
        "noBannedTypes": "error",
        "noStaticOnlyClass": "error",
        "noUselessConstructor": "error",
        "useSimplifiedLogicExpression": "error"
      },
      "correctness": {
        "noUnsafeFinally": "error",
        "noUnusedVariables": "error",
        "noUnusedImports": "error"
      },
      "security": { "noGlobalEval": "error" },
      "style": {
        "noVar": "error",
        "useBlockStatements": "error",
        "useConst": "error",
        "useFilenamingConvention": {
          "level": "error",
          "options": {
            "strictCase": true,
            "filenameCases": ["kebab-case", "export"]
          }
        }
      },
      "suspicious": {
        "noDoubleEquals": "error",
        "noExplicitAny": "error",
        "useNamespaceKeyword": "error",
        "noConsoleLog": "error"
      }
    }
  },
  "javascript": {
    "formatter": {
      "jsxQuoteStyle": "single",
      "quoteProperties": "asNeeded",
      "trailingCommas": "es5",
      "semicolons": "always",
      "arrowParentheses": "always",
      "bracketSpacing": true,
      "bracketSameLine": false,
      "quoteStyle": "single",
      "attributePosition": "auto"
    }
  }
}