project: Remove unused @rollup/plugin-json dev-dependency.

config/rollup.config.js

@@ -1,16 +1,12 @@
 import { resolve } from 'path';
 import sourceMaps from 'rollup-plugin-sourcemaps';
 import nodeResolve from '@rollup/plugin-node-resolve';
-import json from '@rollup/plugin-json';
 import commonjs from '@rollup/plugin-commonjs';
 import babel from 'rollup-plugin-babel';
 import minify from 'rollup-plugin-babel-minify';
 
 import pkg from '../package.json';
 
-/**
- * @typedef {import('./types').RollupConfig} Config
- */
 /**
  * @typedef {import('./types').RollupPlugin} Plugin
  */
@@ -23,13 +19,12 @@ const dist = resolve(root, 'dist');
  *
  * @type {string[]}
  */
-const external = Object.keys(pkg.peerDependencies) || [];
+const external = [];
 
 /**
  * @type {Plugin[]}
  */
 const plugins = /** @type {Plugin[]} */ ([
- json(),
  commonjs(),
  // Allow node_modules resolution. Use 'external' to control
  // which external modules to include in the bundle

package.json

@@ -46,14 +46,11 @@
  "lint:fix": "npm run lint -- --fix",
  "docs": "typedoc --options config/typedoc.json"
  },
- "dependencies": {},
- "peerDependencies": {},
  "devDependencies": {
  "@babel/core": "^7.23.9",
  "@babel/polyfill": "^7.12.1",
  "@babel/preset-env": "^7.23.9",
  "@rollup/plugin-commonjs": "^25.0.7",
- "@rollup/plugin-json": "^6.1.0",
  "@rollup/plugin-node-resolve": "^15.2.3",
  "@types/jest": "^29.5.12",
  "@types/node": "^20.11.21",