A complete Prettier configuration file with the default options, in the order as they appear in the official docs: https://prettier.io/docs/en/options.html.

.prettierrc.jsonc

{
  "printWidth": 80,
  "tabWidth": 2,
  "useTabs": false,
  "semi": true,
  "singleQuote": false,
  "quoteProps": "as-needed",
  "jsxSingleQuote": false,
  "trailingComma": "es5",
  "bracketSpacing": true,
  "bracketSameLine": false,
  "arrowParens": "always",
  // You'll probably want to omit these properties:
  // "rangeStart": 0,
  // "rangeEnd": Infinity,
  // "parser": null, // Prettier automatically infers the parser from the input file path, so you shouldn’t have to change this setting.
  // "requirePragma": false,
  // "insertPragma": false,
  "proseWrap": "preserve",
  "htmlWhitespaceSensitivity": "css",
  "vueIndentScriptAndStyle": false,
  "endOfLine": "lf",
  "embeddedLanguageFormatting": "auto",
  "singleAttributePerLine": false
}