diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..3e95f26
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,23 @@
+name: build
+
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '0 0 * * *'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up npm
+        run: npm install
+      - name: Build
+        run: npm run build
+      - name: push
+        uses: actions-go/push@master
+        with:
+          author-email: taromati2@outlook.com
+          author-name: Taromati2
+          commit-message: 'file update~'
+          remote: origin
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..93eec24
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+
+/node_modules
+package-lock.json
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..bfe1d6c
--- /dev/null
+++ b/package.json
@@ -0,0 +1,29 @@
+{
+	"name": "bundle-cdn",
+	"version": "0.0.0",
+	"description": "my bundle cdn",
+	"scripts": {
+		"build": "rollup -c ./src/rollup.config.mjs"
+	},
+	"repository": {
+		"type": "git",
+		"url": "git+https://github.com/steve02081504/bundle-cdn.git"
+	},
+	"author": "steve02081504",
+	"bugs": {
+		"url": "https://github.com/steve02081504/bundle-cdn/issues"
+	},
+	"homepage": "https://github.com/steve02081504/bundle-cdn#readme",
+	"dependencies": {
+		"buffer": "latest",
+		"node-unrar-js": "latest"
+	},
+	"devDependencies": {
+		"@rollup/plugin-json": "latest",
+		"@rollup/plugin-commonjs": "latest",
+		"@rollup/plugin-node-resolve": "latest",
+		"@rollup/plugin-terser": "latest",
+		"rollup": "latest",
+		"rollup-plugin-polyfill-node": "latest"
+	}
+}
diff --git a/packages/buffer.mjs b/packages/buffer.mjs
new file mode 100644
index 0000000..bfa98f6
--- /dev/null
+++ b/packages/buffer.mjs
@@ -0,0 +1,2 @@
+import { Buffer } from 'buffer'
+export default Buffer
diff --git a/packages/node-unrar-js.mjs b/packages/node-unrar-js.mjs
new file mode 100644
index 0000000..cbb738e
--- /dev/null
+++ b/packages/node-unrar-js.mjs
@@ -0,0 +1,2 @@
+import * as exports from 'node-unrar-js'
+export default exports
diff --git a/src/rollup.config.mjs b/src/rollup.config.mjs
new file mode 100644
index 0000000..9bc9f54
--- /dev/null
+++ b/src/rollup.config.mjs
@@ -0,0 +1,32 @@
+import { nodeResolve } from '@rollup/plugin-node-resolve'
+import terser from '@rollup/plugin-terser'
+import commonjs from '@rollup/plugin-commonjs'
+import json from '@rollup/plugin-json'
+import nodePolyfills from 'rollup-plugin-polyfill-node'
+
+let plugins = [nodeResolve(), commonjs(), nodePolyfills(), json(), terser()]
+
+export default [
+	{
+		input: 'packages/buffer.mjs',
+		output: {
+			name: 'buffer',
+			strict: false,
+			file: 'dist/buffer.js',
+			format: 'iife',
+			sourcemap: true
+		},
+		plugins,
+	},
+	{
+		input: 'packages/node-unrar-js.mjs',
+		output: {
+			name: 'node_unrar_js',
+			strict: false,
+			file: 'dist/node-unrar-js.js',
+			format: 'iife',
+			sourcemap: true
+		},
+		plugins,
+	},
+]