Add VitePress site with local login and deployment docs

Enable static site build on port 12100 with Express session auth, auto sidebar, and DEPLOY.md for Ubuntu/NPS setup.

Co-authored-by: Cursor <cursoragent@cursor.com>

.vitepress/sidebar.mts

@@ -0,0 +1,112 @@
+import fs from 'node:fs'
+import path from 'node:path'
+import { fileURLToPath } from 'node:url'
+
+const root = path.resolve(path.dirname(fileURLToPath(import.meta.url)), '..')
+
+const EXCLUDE_DIRS = new Set([
+  'node_modules',
+  '.vitepress',
+  'server',
+  'assets',
+  'images',
+  '.git',
+  '金瓶梅',
+  '黄帝内经',
+  '健康学习到150岁 - 人体系统调优不完全指南',
+  '梅花',
+])
+
+type SidebarItem = {
+  text: string
+  link?: string
+  collapsed?: boolean
+  items?: SidebarItem[]
+}
+
+function naturalCompare(a: string, b: string) {
+  return a.localeCompare(b, 'zh-CN', { numeric: true, sensitivity: 'base' })
+}
+
+function titleFromFilename(name: string) {
+  const base = name.replace(/\.md$/i, '')
+  if (/^readme$/i.test(base)) return '导读'
+  return base
+}
+
+function toLink(relativePath: string) {
+  const normalized = relativePath.replace(/\\/g, '/').replace(/\.md$/i, '')
+  if (normalized.endsWith('/README')) {
+    return `/${normalized.slice(0, -'/README'.length)}/`
+  }
+  return `/${normalized}`
+}
+
+function collectItems(dir: string, relativeDir: string): SidebarItem[] {
+  const entries = fs.readdirSync(dir, { withFileTypes: true })
+  const files = entries.filter((entry) => entry.isFile() && entry.name.endsWith('.md'))
+  const subdirs = entries.filter((entry) => entry.isDirectory())
+
+  const items: SidebarItem[] = files
+    .sort((a, b) => naturalCompare(a.name, b.name))
+    .map((file) => ({
+      text: titleFromFilename(file.name),
+      link: toLink(path.join(relativeDir, file.name)),
+    }))
+
+  for (const subdir of subdirs.sort((a, b) => naturalCompare(a.name, b.name))) {
+    const subRelative = path.join(relativeDir, subdir.name)
+    const subItems = collectItems(path.join(dir, subdir.name), subRelative)
+    if (subItems.length === 0) continue
+    items.push({
+      text: subdir.name,
+      collapsed: true,
+      items: subItems,
+    })
+  }
+
+  return items
+}
+
+export function generateSidebar(): Record<string, SidebarItem[]> {
+  const groups: SidebarItem[] = []
+
+  const rootFiles = fs
+    .readdirSync(root, { withFileTypes: true })
+    .filter(
+      (entry) =>
+        entry.isFile() &&
+        entry.name.endsWith('.md') &&
+        entry.name !== 'README.md' &&
+        entry.name !== 'index.md',
+    )
+    .sort((a, b) => naturalCompare(a.name, b.name))
+
+  if (rootFiles.length > 0) {
+    groups.push({
+      text: '典籍',
+      collapsed: false,
+      items: rootFiles.map((file) => ({
+        text: titleFromFilename(file.name),
+        link: toLink(file.name),
+      })),
+    })
+  }
+
+  const dirs = fs
+    .readdirSync(root, { withFileTypes: true })
+    .filter((entry) => entry.isDirectory() && !EXCLUDE_DIRS.has(entry.name))
+    .sort((a, b) => naturalCompare(a.name, b.name))
+
+  for (const dir of dirs) {
+    const items = collectItems(path.join(root, dir.name), dir.name)
+    if (items.length === 0) continue
+    groups.push({
+      text: dir.name,
+      collapsed: false,
+      items,
+    })
+  }
+
+  return { '/': groups }
+}