fix: Fixed an issue where the project could not be built #1306 (#1693)

### What problem does this PR solve?

fix: Fixed an issue where the project could not be built #1306

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

web/.umirc.ts

@@ -20,7 +20,7 @@ export default defineConfig({
   },
   plugins: ['@react-dev-inspector/umi4-plugin', '@umijs/plugins/dist/dva'],
   dva: {},
-
+  jsMinifier: 'terser',
   lessLoader: {
     modifyVars: {
       hack: `true; @import "~@/less/index.less";`,
@@ -30,7 +30,7 @@ export default defineConfig({
   copy: ['src/conf.json'],
   proxy: {
     '/v1': {
-      target: '',
+      target: 'http://localhost:9380/',
       changeOrigin: true,
       ws: true,
       logger: console,