🔧 Add Rollup.js config

rollup.config.js

@@ -0,0 +1,49 @@
+const {
+  terser
+} = require('rollup-plugin-terser')
+const {
+  nodeResolve
+} = require('@rollup/plugin-node-resolve')
+const commonjs = require('@rollup/plugin-commonjs')
+// const peerDepsExternal = require('rollup-plugin-peer-deps-external')
+
+export default [{
+  input: './index.js',
+  output: [{
+    file: 'dist/index.esm.js',
+    format: 'esm',
+    plugins: [
+      terser({
+        compress: {
+          drop_console: true
+        },
+        output: {
+          comments: false
+        },
+        ecma: 2019
+      })
+    ]
+  },
+  {
+    file: 'dist/index.cjs.js',
+    format: 'cjs',
+    plugins: [
+      terser({
+        compress: {
+          drop_console: true
+        },
+        output: {
+          comments: false
+        },
+        ecma: 2019
+      })
+    ]
+  },
+],
+  plugins: [
+    nodeResolve({}),
+    commonjs({
+      include: ['./src/**', 'node_modules/**']
+    })
+  ]
+}]