fix(vitepress-theme): update mdream v0.12.3

- Update @mdream/vite from v0.12.2 to v0.12.3
- Remove guardMarkdownMiddleware workaround (~80 lines)
- v0.12.3 fixes Vite module interception issue
- Simplify plugin config, direct viteHtmlToMarkdownPlugin use

Author: onmax

packages/nimiq-vitepress-theme/package.json

@@ -71,7 +71,6 @@
   "dependencies": {
     "@iconify-json/tabler": "catalog:icons",
     "@iconify-json/vscode-icons": "catalog:icons",
-    "@mdream/vite": "^0.12.2",
     "@nolebase/vitepress-plugin-git-changelog": "catalog:build",
     "@vueuse/core": "catalog:utils",
     "@vueuse/motion": "^3.0.3",
@@ -87,6 +86,7 @@
   },
   "devDependencies": {
     "@iconify/utils": "catalog:icons",
+    "@mdream/vite": "^0.12.3",
     "@types/mark.js": "^8.11.12",
     "@types/markdown-it": "catalog:types",
     "@unocss/cli": "catalog:style",

packages/nimiq-vitepress-theme/src/vite/index.ts

@@ -1,5 +1,4 @@
-import type { IncomingMessage } from 'node:http'
-import type { Plugin, PreviewServerHook, ServerHook } from 'vite'
+import type { Plugin } from 'vite'
 import fs from 'node:fs'
 import path from 'node:path'
 import process from 'node:process'
@@ -118,109 +117,25 @@ export function NimiqVitepressVitePlugin({
   ]
 
   // Add mdream plugin to generate markdown copies of each page
-  const markdownPlugin = guardMarkdownMiddleware(
+  // Generates .md files alongside .html files in build output
+  plugins.push(
     viteHtmlToMarkdownPlugin({
-      outputDir: 'markdown',
       cacheEnabled: true,
       exclude: [
         '**/node_modules/**',
         '**/@vite/**',
         '**/@id/**',
         '**/@fs/**',
+        '**/__*/**', // Exclude Vite internals
         '**/*.js',
         '**/*.mjs',
         '**/*.ts',
         '**/*.tsx',
+        '**/*.json',
+        '**/*.css',
       ],
     }),
   )
 
-  plugins.push(markdownPlugin)
-
   return plugins
 }
-
-function guardMarkdownMiddleware(plugin: Plugin): Plugin {
-  const shouldServeMarkdown = (req: IncomingMessage | undefined) => {
-    if (!req?.url) {
-      return false
-    }
-
-    if (req.url.endsWith('.md')) {
-      return true
-    }
-
-    const accept = req.headers.accept ?? ''
-    return accept.includes('text/markdown')
-  }
-  interface HookObject<T> {
-    handler: T
-    order?: 'pre' | 'post' | null
-  }
-
-  const isHookObject = <T>(value: unknown): value is HookObject<T> => {
-    return Boolean(value) && typeof value === 'object' && 'handler' in (value as Record<string, unknown>)
-  }
-
-  const wrapHook = <T extends (server: any) => any>(hook?: T | HookObject<T>) => {
-    if (!hook) {
-      return hook
-    }
-
-    const original = typeof hook === 'function' ? hook : hook.handler
-
-    const wrapped: T = ((server: any) => {
-      const middlewares = (server as any)?.middlewares
-      if (!middlewares?.use) {
-        return original(server)
-      }
-
-      const originalUse = middlewares.use.bind(middlewares)
-
-      middlewares.use = (fn: any) => originalUse((req: IncomingMessage, res: any, next: any) => {
-        if (shouldServeMarkdown(req)) {
-          return fn(req, res, next)
-        }
-        return next()
-      })
-
-      const result = original(server)
-
-      const restore = () => {
-        middlewares.use = originalUse
-      }
-
-      if (typeof result === 'function') {
-        return (...args: any[]) => {
-          try {
-            return result(...args)
-          }
-          finally {
-            restore()
-          }
-        }
-      }
-
-      if (result && typeof result.then === 'function') {
-        return (result.finally(restore))
-      }
-
-      restore()
-      return result
-    }) as T
-
-    if (!isHookObject<T>(hook)) {
-      return wrapped
-    }
-
-    return {
-      ...hook,
-      handler: wrapped,
-    }
-  }
-
-  plugin.configureServer = wrapHook(plugin.configureServer as ServerHook | HookObject<ServerHook>) as typeof plugin.configureServer
-  plugin.configurePreviewServer = wrapHook(plugin.configurePreviewServer as PreviewServerHook | HookObject<PreviewServerHook>) as typeof plugin.configurePreviewServer
-
-  return plugin
-}