Add dependencies to CI

.drone.yml

@@ -5,7 +5,11 @@ name: deploy
 steps:
   - name: build
     image: node:lts
+    environment:
+      NODE_ENV: production
     commands:
+      - npm install vue@next
+      - npm install -g @vue/cli
       - npm install
       - npm run build
 

vue.config.js

@@ -0,0 +1,11 @@
+module.exports = {
+  productionSourceMap: false,
+  configureWebpack: {
+    optimization: {
+      splitChunks: {
+        minSize: 10000,
+        maxSize: 250000
+      }
+    }
+  }
+}