better production build

www/package.json

@@ -4,7 +4,7 @@
   "description": "an IC10 emulator for IC10 mips from Stationeers",
   "main": "index.js",
   "scripts": {
-    "build": "webpack --config webpack.config.js",
+    "build": "webpack --config webpack.config.prod.js",
     "start": "webpack-dev-server"
   },
   "repository": {
@@ -30,6 +30,12 @@
     "css-loader": "^6.10.0",
     "hello-wasm-pack": "^0.1.0",
     "html-webpack-plugin": "^5.6.0",
+    "image-minimizer-webpack-plugin": "^4.0.0",
+    "imagemin": "^8.0.1",
+    "imagemin-gifsicle": "^7.0.0",
+    "imagemin-jpegtran": "^7.0.0",
+    "imagemin-optipng": "^8.0.0",
+    "imagemin-svgo": "^10.0.1",
     "mini-css-extract-plugin": "^2.8.1",
     "postcss-loader": "^8.1.1",
     "sass": "^1.72.0",