ts...

webpack.config.js

@@ -3,10 +3,22 @@ const path = require("path");
 module.exports = {
   mode: "production",
   entry: "./dist/mailgo.min.js",
+  module: {
+    rules: [
+      {
+        test: /\.tsx?$/,
+        use: "ts-loader",
+        exclude: /node_modules/,
+      },
+    ],
+  },
+  resolve: {
+    extensions: [".tsx", ".ts", ".js"],
+  },
   output: {
     filename: "mailgo.js",
     path: path.resolve(__dirname),
     library: "mailgo",
-    libraryTarget: "umd"
-  }
+    libraryTarget: "umd",
+  },
 };