feat: Add shared Prettier config for import sorting

Included Prettier plugin sort imports in project configuration for
better code organization and consistency. Matched ESLint config by
adding prettier.config.js file with plugin settings. Updated
dependencies to include @trivago/prettier-plugin-sort-imports v4.3.0 for
extended functionality.

README.md

@@ -41,6 +41,12 @@ Recommended configuration in your `package.json`:
 }
 ```
 
+We also offer a [Prettier](https://prettier.io/) config that matches our ESLint config. Create a `.prettierrc.json` in your project with the following content:
+
+```json
+"eslint-config-peerigon/prettier.config.js"
+```
+
 There are presets for the most common setups:
 
 ### TypeScript

package.json

@@ -49,6 +49,7 @@
         "@babel/core": "^7.23.7",
         "@babel/eslint-parser": "^7.23.3",
         "@babel/eslint-plugin": "^7.23.5",
+        "@trivago/prettier-plugin-sort-imports": "^4.3.0",
         "@typescript-eslint/eslint-plugin": "^6.19.0",
         "@typescript-eslint/parser": "^6.19.0",
         "eslint-config-prettier": "^9.1.0",

prettier.config.js

@@ -0,0 +1,6 @@
+"use strict";
+
+module.exports = {
+    plugins: ["@trivago/prettier-plugin-sort-imports"],
+    importOrder: ["^node:", "<THIRD_PARTY_MODULES>", "^[./]"],
+};