add preact with webpack

config/uglify.js

@@ -0,0 +1,16 @@
+module.exports = {
+    output: {
+        comments: 0
+    },
+    compress: {
+        unused: 1,
+        warnings: 0,
+        comparisons: 1,
+        conditionals: 1,
+        negate_iife: 0, // <- for `LazyParseWebpackPlugin()`
+        dead_code: 1,
+        if_return: 1,
+        join_vars: 1,
+        evaluate: 1
+    }
+};