Improved assets

package.json

@@ -6,7 +6,7 @@
     "pug": "node_modules/pug-cli/index.js --basedir . **/index.pug index.pug",
     "sass": "node_modules/node-sass/bin/node-sass assets/css/ -o assets/css/ --output-style compressed",
     "assets": "assets/images/generate_makefile.sh && cd assets/images && make",
-    "build": "npm run sass && npm run pug"
+    "build": "npm run assets && npm run sass && npm run pug"
   },
   "author": "Janne Koschinski",
   "license": "GPL",