fix: 修复 Playground CDN 资源加载

src/import-map.ts

@@ -10,18 +10,22 @@ export function isVaporSupported(version: string): boolean{
   return major > 3 || (major === 3 && minor >= 6)
 }
 
+const esmBundle = (pkgName: string, externalVue = false) =>
+  `https://esm.sh/${pkgName}?bundle${externalVue ? '&external=vue' : ''}`
+
+// The preview iframe imports these packages on every run. Prefer bundled CDN
+// entries to avoid hundreds of tiny ESM/icon requests exhausting the browser.
 export const builtinLibraryImports: Record<string, string> = {
-  echarts: 'https://esm.sh/echarts@latest',
+  echarts: esmBundle('echarts@latest'),
   'echarts/': 'https://esm.sh/echarts@latest/',
-  'ant-design-vue': 'https://esm.sh/ant-design-vue@latest?external=vue',
-  'ant-design-vue/': 'https://esm.sh/ant-design-vue@latest/',
-  '@ant-design/icons-vue':
-    'https://esm.sh/@ant-design/icons-vue@latest?external=vue',
-  '@ant-design/icons-vue/': 'https://esm.sh/@ant-design/icons-vue@latest/',
-  'element-plus': 'https://esm.sh/element-plus@latest?external=vue',
+  'ant-design-vue':
+    'https://cdn.jsdelivr.net/npm/ant-design-vue@4.2.6/dist/antd.esm.min.js',
+  'ant-design-vue/': 'https://esm.sh/ant-design-vue@4.2.6/',
+  '@ant-design/icons-vue': esmBundle('@ant-design/icons-vue@7.0.1', true),
+  '@ant-design/icons-vue/': 'https://esm.sh/@ant-design/icons-vue@7.0.1/',
+  'element-plus': esmBundle('element-plus@latest', true),
   'element-plus/': 'https://esm.sh/element-plus@latest/',
-  '@element-plus/icons-vue':
-    'https://esm.sh/@element-plus/icons-vue@latest?external=vue',
+  '@element-plus/icons-vue': esmBundle('@element-plus/icons-vue@latest', true),
   '@element-plus/icons-vue/':
     'https://esm.sh/@element-plus/icons-vue@latest/',
 }

src/monaco/env.ts

@@ -56,18 +56,22 @@ export async function reloadLanguageTools(store: Store) {
     ...store.dependencyVersion,
   }
 
-  if (store.vueVersion) {
+  const vueDependencyVersion = store.vueVersion || store.compiler?.version
+
+  if (vueDependencyVersion) {
+    // Monaco's virtual node_modules needs a concrete Vue version; falling back
+    // to "latest" adds an extra CDN metadata request in production.
     dependencies = {
       ...dependencies,
-      vue: store.vueVersion,
-      '@vue/compiler-core': store.vueVersion,
-      '@vue/compiler-dom': store.vueVersion,
-      '@vue/compiler-sfc': store.vueVersion,
-      '@vue/compiler-ssr': store.vueVersion,
-      '@vue/reactivity': store.vueVersion,
-      '@vue/runtime-core': store.vueVersion,
-      '@vue/runtime-dom': store.vueVersion,
-      '@vue/shared': store.vueVersion,
+      vue: vueDependencyVersion,
+      '@vue/compiler-core': vueDependencyVersion,
+      '@vue/compiler-dom': vueDependencyVersion,
+      '@vue/compiler-sfc': vueDependencyVersion,
+      '@vue/compiler-ssr': vueDependencyVersion,
+      '@vue/reactivity': vueDependencyVersion,
+      '@vue/runtime-core': vueDependencyVersion,
+      '@vue/runtime-dom': vueDependencyVersion,
+      '@vue/shared': vueDependencyVersion,
     }
   }
 

src/monaco/resource.ts

@@ -8,6 +8,23 @@ import type { URI } from 'vscode-uri'
 const textCache = new Map<string, Promise<string | undefined>>()
 const jsonCache = new Map<string, Promise<any>>()
 
+function trimUrlPath(path: string) {
+  return path.replace(/^\/+|\/+$/g, '')
+}
+
+function getUnpkgPackageUrl(
+  pkgName: string,
+  pkgVersion: string | undefined,
+  pkgPath = '',
+) {
+  const versionedPackage = `${pkgName}@${pkgVersion || 'latest'}`
+  const normalizedPath = trimUrlPath(pkgPath)
+
+  return normalizedPath
+    ? `https://unpkg.com/${versionedPackage}/${normalizedPath}`
+    : `https://unpkg.com/${versionedPackage}`
+}
+
 export type CreateNpmFileSystemOptions = {
   getPackageLatestVersionUrl?: (pkgName: string) => string
   getPackageDirectoryUrl?: (
@@ -24,11 +41,13 @@ export type CreateNpmFileSystemOptions = {
 
 const defaultUnpkgOptions: Required<CreateNpmFileSystemOptions> = {
   getPackageLatestVersionUrl: (pkgName) =>
-    `https://unpkg.com/${pkgName}@latest/package.json`,
+    getUnpkgPackageUrl(pkgName, 'latest', 'package.json'),
   getPackageDirectoryUrl: (pkgName, pkgVersion, pkgPath) =>
-    `https://unpkg.com/${pkgName}@${pkgVersion}/${pkgPath}/?meta`,
+    // Root package lookups must be `pkg@version/?meta`; `pkg@version//?meta`
+    // can be handled as a different URL by the CDN and lose CORS headers.
+    `${getUnpkgPackageUrl(pkgName, pkgVersion, pkgPath)}/?meta`,
   getPackageFileTextUrl: (pkgName, pkgVersion, pkgPath) =>
-    `https://unpkg.com/${pkgName}@${pkgVersion || 'latest'}/${pkgPath}`,
+    getUnpkgPackageUrl(pkgName, pkgVersion, pkgPath),
 }
 
 export function createNpmFileSystem(

src/output/Sandbox.vue

@@ -63,7 +63,7 @@ let proxy: PreviewProxy
 let stopUpdateWatcher: WatchStopHandle | undefined
 
 const builtinLibraryHeadHTML = `
-<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/ant-design-vue@latest/dist/reset.css">
+<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/ant-design-vue@4.2.6/dist/reset.css">
 <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/element-plus@latest/dist/index.css">
 `