diff --git a/.github/config.template.ts b/.github/config.template.ts
new file mode 100644
index 0000000..5ec5faa
--- /dev/null
+++ b/.github/config.template.ts
@@ -0,0 +1,9 @@
+import { defineConfig } from 'vitepress';
+import sidebar from './sidebar.mjs';
+
+export default defineConfig({
+  title: 'Sec-Interview',
+  description: '安全面试笔记',
+  base: '/Sec-Interview/',
+  themeConfig: { sidebar }
+});
diff --git a/.github/scripts/prepare.mjs b/.github/scripts/prepare.mjs
new file mode 100644
index 0000000..1000724
--- /dev/null
+++ b/.github/scripts/prepare.mjs
@@ -0,0 +1,62 @@
+import fs from 'node:fs'
+import path from 'node:path'
+
+const summary = fs.readFileSync('SUMMARY.md','utf8')
+const ROOT   = '.'
+fs.mkdirSync(path.join(ROOT,'.vitepress'),{recursive:true})
+
+function touch(mdPath){
+  fs.mkdirSync(path.dirname(mdPath),{recursive:true})
+  if (!fs.existsSync(mdPath)) fs.writeFileSync(mdPath,'# \n\n内容待补充。\n')
+}
+
+/* ===== 生成可折叠 sidebar ===== */
+const sidebar = []
+let stack     = [{ children: sidebar, level: -1 }] // 栈顶父节点
+const r       = /^(\s*)-\s+\[([^\]]+)\]\(([^)]+)\)/gm
+let m
+
+while ((m = r.exec(summary)) !== null) {
+  const [, sp, text, file] = m
+  const level = sp.length / 2
+  const url   = '/' + file.replace(/\.md$/,'')
+
+  // 找到父节点
+  while (level <= stack.at(-1).level) stack.pop()
+  const parent = stack.at(-1)
+
+  // 一级目录 → 折叠对象；子项直接 push
+  const node =
+    level === 0
+      ? { text, items: [{ text, link: url }], collapsed: true } // 默认折叠
+      : { text, link: url }
+
+  parent.children.push(node)
+
+  // 预留子级挂载点
+  if (level === 0) {
+    node.items = node.items || []
+    stack.push({ children: node.items, level })
+  } else {
+    stack.push({ children: parent.children, level })
+  }
+
+  touch(path.join(ROOT, file))
+}
+/* ================================= */
+
+// frontmatter 处理同上
+function walk(dir){
+  for (const f of fs.readdirSync(dir)){
+    const full = path.join(dir,f)
+    if (fs.statSync(full).isDirectory()){ walk(full); continue }
+    if (!f.endsWith('.md')) continue
+    const cnt = fs.readFileSync(full,'utf8')
+    if (!cnt.trimStart().startsWith('---'))
+      fs.writeFileSync(full, `---\n---\n${cnt}`)
+  }
+}
+walk(ROOT)
+
+fs.writeFileSync(path.join(ROOT,'.vitepress','sidebar.mjs'),
+  `export default ${JSON.stringify(sidebar,null,2)}`)
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
new file mode 100644
index 0000000..738fd03
--- /dev/null
+++ b/.github/workflows/deploy.yml
@@ -0,0 +1,46 @@
+name: Build & Deploy VitePress
+on:
+  push:
+    branches: [main]
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+
+      - run: echo '{"type":"module","devDependencies":{"vitepress":"^1.0.0"}}' > package.json
+      - run: npm i
+
+      - run: touch .nojekyll
+
+      - run: node .github/scripts/prepare.mjs   # 生成 sidebar.mjs
+
+      # 关键替换：直接复制模板，避开 heredoc
+      - run: |
+          mkdir -p .vitepress
+          cp .github/config.template.ts .vitepress/config.ts
+      - run: npx vitepress build .
+
+      - uses: actions/upload-pages-artifact@v3
+        with:
+          path: .vitepress/dist
+
+  deploy:
+    needs: build
+    runs-on: ubuntu-latest
+    environment:
+      name: github-pages
+      url: ${{ steps.d.outputs.page_url }}
+    steps:
+      - uses: actions/deploy-pages@v4
+        id: d
diff --git a/Chapter22/22-3.md b/Chapter22/22-3.md
index b52ad46..dabe6e0 100644
--- a/Chapter22/22-3.md
+++ b/Chapter22/22-3.md
@@ -29,4 +29,4 @@
 | 产生原因 | 父进程没有调用 wait() 或 waitpid()。    | 父进程在子进程之前退出。                   |
 | 系统影响 | 占用 PID，大量存在会导致 PID 资源耗尽。 | 通常无害，会被 init 进程收养。             |
 | 处理方式 | 杀死其父进程。                          | 由 init 进程自动收养并管理，无需人工干预。 |
-| ps 状态  | Z 或 <defunct>                          | 运行中，但其 PPID（父进程 ID）为 1。       |
\ No newline at end of file
+| ps 状态  | Z 或 `<defunct>`                        | 运行中，但其 PPID（父进程 ID）为 1。       |
diff --git a/docs/.vitepress/config.ts b/docs/.vitepress/config.ts
new file mode 100644
index 0000000..27182f0
--- /dev/null
+++ b/docs/.vitepress/config.ts
@@ -0,0 +1,9 @@
+import { defineConfig } from 'vitepress'
+import sidebar from './sidebar.mjs'
+
+export default defineConfig({
+  title: 'Sec-Interview',
+  description: '安全面试笔记',
+  base: '/Sec-Interview/',
+  themeConfig: { sidebar }
+})