Replace Prettier with Biome

.changeset/polite-planets-bow.md

@@ -0,0 +1,5 @@
+---
+'@sumup-oss/foundry': major
+---
+
+Replaced Prettier with Biome as the code formatter. Remove the `prettier.config.js` and `.prettierignore` files from your project.

README.md

@@ -106,7 +106,7 @@ The preset includes the following tools:
 
 - **[ESLint](https://www.npmjs.com/package/eslint)** identifies and fixes problematic patterns in your code so you can spot mistakes early.
 - **[Stylelint](https://www.npmjs.com/package/stylelint)** identifies and fixes problematic patterns in your styles so you can spot mistakes early.
-- **[Prettier](https://prettier.io)** is our code formatter of choice. It makes all our code look the same after every save.
+- **[Biome](https://biomejs.dev/)** formats your code to look the same after every save.
 - **[lint-staged](https://www.npmjs.com/package/lint-staged)** is a tool for running linters on files staged for your next commit in git. Together with Husky (see below) it prevents problematic code from being committed.
 - **[Husky](https://github.com/typicode/husky)** makes setting up git hooks very easy. Whenever someone installs your project, Husky will automatically set up git hooks as part of its `postinstall` script.