Add terser plugin for bundle optimization

Author: jbruwes

package-lock.json

@@ -39,6 +39,7 @@
     "@eslint/json": "^0.13.2",
     "@eslint/markdown": "^7.4.0",
     "@prettier/plugin-pug": "^3.4.2",
+    "@rollup/plugin-terser": "^0.4.4",
     "@tsconfig/strictest": "^2.0.6",
     "@types/node": "^24.8.1",
     "@vitejs/plugin-vue": "^6.0.1",