diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 5544878..50a182b 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -14,15 +14,18 @@ jobs:
         uses: actions/setup-node@v3
         with:
           node-version: 16.x
-          registry-url: 'https://registry.npmjs.org'
+          registry-url: "https://registry.npmjs.org"
 
       - name: Install dependencies
         run: npm ci
 
+      - name: Patch package
+        run: npm run patch
+
       - name: Build
         run: npm run build
 
       - name: Publish
         run: npm publish
         env:
-          NODE_AUTH_TOKEN:  ${{ secrets.NPM_TOKEN }}
+          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
diff --git a/package.json b/package.json
index 1e4993b..dc94c7a 100644
--- a/package.json
+++ b/package.json
@@ -1,9 +1,9 @@
 {
   "name": "draft-pad",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "private": false,
   "main": "dist/index.js",
-  "types": "dist/src/index.d.ts",
+  "types": "dist/index.d.ts",
   "author": "slot-dumpling",
   "dependencies": {
     "@react-hook/size": "^2.1.2",
@@ -18,7 +18,7 @@
   "scripts": {
     "build": "webpack",
     "dev": "webpack --config webpack.dev.js",
-    "postinstall": "patch-package"
+    "patch": "patch-package"
   },
   "devDependencies": {
     "@types/heap": "^0.2.31",
diff --git a/tsconfig.json b/tsconfig.json
index 27a628d..4bb486e 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -8,7 +8,7 @@
     "moduleResolution": "node",
     "allowSyntheticDefaultImports": true,
     "sourceMap": true,
-    "declaration": true,
-    "declarationMap": true
-  }
+    "declaration": true
+  },
+  "exclude": ["webpack.*", "dist/*"]
 }
diff --git a/webpack.config.js b/webpack.config.js
index c55ade2..1ac3b02 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -1,6 +1,5 @@
 var path = require("path");
-const TerserPlugin = require("terser-webpack-plugin");
-const { BundleAnalyzerPlugin } = require("webpack-bundle-analyzer");
+// const { BundleAnalyzerPlugin } = require("webpack-bundle-analyzer");
 
 module.exports = {
   mode: "production",
@@ -20,14 +19,7 @@ module.exports = {
       },
       {
         test: /\.(png|jpg|gif|svg)$/i,
-        use: [
-          {
-            loader: "url-loader",
-            options: {
-              limit: true,
-            },
-          },
-        ],
+        use: "url-loader",
       },
       {
         test: /\.css$/,
@@ -41,5 +33,7 @@ module.exports = {
   externals: {
     react: "react",
     "react-dom": "react-dom",
+    immutable: "immutable",
   },
+  // plugins: [new BundleAnalyzerPlugin()],
 };
diff --git a/webpack.dev.js b/webpack.dev.js
index 0de5487..c40a8fd 100644
--- a/webpack.dev.js
+++ b/webpack.dev.js
@@ -1,51 +1,6 @@
 var path = require("path");
-const { BundleAnalyzerPlugin } = require("webpack-bundle-analyzer");
+const config = require("./webpack.config");
+config.mode = "development";
+config.watch = true;
 
-module.exports = {
-  mode: "development",
-  entry: "./src/index.tsx",
-  output: {
-    path: path.resolve("dist"),
-    filename: "index.js",
-    libraryTarget: "commonjs2",
-  },
-  devtool: "source-map",
-  module: {
-    rules: [
-      {
-        test: /\.tsx?$/,
-        use: {
-          loader: "ts-loader",
-          options: {
-            compilerOptions: { module: "ESNext", target: "ESNext" },
-          },
-        },
-        exclude: /node_modules/,
-      },
-      {
-        test: /\.(png|jpg|gif|svg)$/i,
-        use: [
-          {
-            loader: "url-loader",
-            options: {
-              limit: true,
-            },
-          },
-        ],
-      },
-      {
-        test: /\.css$/,
-        use: ["style-loader", "css-loader"],
-      },
-    ],
-  },
-  resolve: {
-    extensions: [".tsx", ".ts", ".js"],
-  },
-  externals: {
-    react: "react",
-    "react-dom": "react-dom",
-  },
-  plugins: [new BundleAnalyzerPlugin()],
-  watch: true,
-};
+module.exports = config;