Change build mode

.drone.yml

@@ -26,7 +26,7 @@ steps:
   - name: build
     image: node:lts
     commands:
-      - npm run build
+      - npm run build -- --modern
       - tar -czf dist.tar.gz ./dist/*
 
   - name: release

vue.config.js

@@ -1,4 +1,4 @@
 module.exports = {
     publicPath: '',
-    productionSourceMap: false
+    productionSourceMap: true
 };