Configure rollup bundle

- Add rollup config to bundle package
- Bundled package contains package.json, cjs files, es files and d.ts
  file

packages/iconoir-react/package.json

@@ -2,11 +2,16 @@
   "name": "iconoir-react",
   "version": "1.0.0",
   "description": "React library for Iconoir icon set",
-  "main": "build/index.js",
-  "module": "dist/index.js",
+  "main": "dist/cjs/index.js",
+  "module": "dist/es/index.js",
+  "types": "dist/index.d.ts",
+  "files": [
+    "dist"
+  ],
   "scripts": {
     "test": "echo Tests not currently set up",
-    "build": "rm -rf src/icons && node bin/build.js"
+    "build": "rm -rf src/icons && node bin/build.js",
+    "dist": "rm -rf dist && npm run build && rollup -c rollup.config.js"
   },
   "repository": {
     "type": "git",
@@ -24,9 +29,14 @@
     "react": "^16.8.6 || ^17"
   },
   "devDependencies": {
+    "@babel/core": "^7.14.3",
+    "@babel/preset-react": "^7.13.13",
+    "@rollup/plugin-babel": "^5.3.0",
+    "@rollup/plugin-node-resolve": "^13.0.0",
     "prettier-eslint": "^9.0.0",
     "react": "^17.0.2",
     "rollup": "^2.48.0",
+    "rollup-plugin-copy": "^3.4.0",
     "uppercamelcase": "^3.0.0"
   }
 }

packages/iconoir-react/rollup.config.js

@@ -0,0 +1,38 @@
+import resolve from '@rollup/plugin-node-resolve';
+import babel from '@rollup/plugin-babel';
+import copy from 'rollup-plugin-copy';
+
+export default {
+  external: ['react', 'prop-types'],
+  input: 'src/index.js',
+  output: [
+    {
+      dir: 'dist/cjs',
+      format: 'cjs',
+      exports: 'named',
+      sourcemap: true,
+    },
+    {
+      dir: 'dist/es',
+      format: 'esm',
+      exports: 'named',
+      sourcemap: true,
+    },
+  ],
+  plugins: [
+    resolve({
+      extensions: ['.js', '.jsx', '.ts', '.tsx'],
+    }),
+    babel({
+      babelHelpers: 'bundled',
+      presets: ['@babel/react'],
+      exclude: 'node_modules/**',
+      extensions: ['.js', '.jsx', '.d.ts', '.tsx'],
+    }),
+    copy({
+      targets: [
+        { src: 'src/index.d.ts', dest: 'dist' },
+      ],
+    }),
+  ],
+};