diff --git a/README.md b/README.md
index e1a4da8..07040a9 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 > [!WARNING]  
 > 目前仍处于 Beta 测试阶段，欢迎反馈测试结果。
 
-<img src="https://github.com/anghunk/cwd-comments/blob/main/icon.png?raw=true" width="128" />
+<img src="https://github.com/anghunk/cwd-comments/blob/main/icon.png?raw=true" width="72" />
 
 # cwd-comments
 
diff --git a/docs/.vitepress/components/footerDoc.vue b/docs/.vitepress/components/footerDoc.vue
new file mode 100644
index 0000000..ec2f27f
--- /dev/null
+++ b/docs/.vitepress/components/footerDoc.vue
@@ -0,0 +1,38 @@
+<template>
+  <div id="zcomments" ref="commentsRoot"></div>
+</template>
+
+<script setup>
+import { onMounted, ref } from "vue";
+
+const commentsRoot = ref(null);
+
+onMounted(async () => {
+  if (!commentsRoot.value || typeof window === "undefined") return;
+
+  const apiBaseUrl = "https://cwd-comments-api.anghunk.workers.dev";
+
+  if (!apiBaseUrl) return;
+
+  if (!window.CWDComments) {
+    await new Promise((resolve, reject) => {
+      const script = document.createElement("script");
+      script.src = "https://cwd-comments.zishu.me/cwd-comments.js";
+      script.async = true;
+      script.onload = () => resolve();
+      script.onerror = (e) => reject(e);
+      document.head.appendChild(script);
+    }).catch(() => {});
+  }
+
+  if (!window.CWDComments) return;
+
+  const comments = new window.CWDComments({
+    el: commentsRoot.value,
+    apiBaseUrl,
+    postSlug: window.location.pathname,
+  });
+
+  comments.mount();
+});
+</script>
diff --git a/docs/.vitepress/config.mjs b/docs/.vitepress/config.mjs
index 449becb..ebaae03 100644
--- a/docs/.vitepress/config.mjs
+++ b/docs/.vitepress/config.mjs
@@ -24,6 +24,7 @@ export default defineConfig({
           { text: '快速开始', link: '/guide/getting-started' },
           { text: '后端配置', link: '/guide/backend-config' },
           { text: '前端配置', link: '/guide/frontend-config' },
+          { text: '管理后台', link: '/guide/admin-panel' },
         ]
       },
       {
diff --git a/docs/.vitepress/theme/index.js b/docs/.vitepress/theme/index.js
new file mode 100644
index 0000000..77c44da
--- /dev/null
+++ b/docs/.vitepress/theme/index.js
@@ -0,0 +1,15 @@
+import DefaultTheme from 'vitepress/theme'
+import { h } from 'vue'
+import FooterDoc from '../components/footerDoc.vue'
+
+export default {
+  ...DefaultTheme,
+  Layout() {
+    const Layout = DefaultTheme.Layout
+
+    return h(Layout, null, {
+      'doc-footer-before': () => h(FooterDoc),
+    })
+  },
+}
+
diff --git a/docs/guide/admin-dashboard.md b/docs/guide/admin-panel.md
similarity index 100%
rename from docs/guide/admin-dashboard.md
rename to docs/guide/admin-panel.md
diff --git a/docs/guide/frontend-config.md b/docs/guide/frontend-config.md
index 9721c45..2ea1000 100644
--- a/docs/guide/frontend-config.md
+++ b/docs/guide/frontend-config.md
@@ -13,7 +13,6 @@
 	const comments = new CWDComments({
 		el: '#comments',
 		apiBaseUrl: 'https://your-api.example.com',
-		postSlug: window.location.origin + window.location.pathname,
 	});
 	comments.mount();
 </script>
@@ -25,10 +24,11 @@
 | ------------ | ----------------------- | ---- | ---------------------------------------------------------------- | ------------------------- |
 | `el`         | `string \| HTMLElement` | 是   | -                                                                | 挂载元素选择器或 DOM 元素 |
 | `apiBaseUrl` | `string`                | 是   | -                                                                | API 基础地址              |
-| `postSlug`   | `string`                | 是   | 当前页面 URL `window.location.origin + window.location.pathname` | 文章唯一标识符            |
 | `theme`      | `'light' \| 'dark'`     | 否   | `'light'`                                                        | 主题模式                  |
 | `pageSize`   | `number`                | 否   | `20`                                                             | 每页显示评论数            |
 
+头像前缀、博主邮箱和标识等信息由后端接口 `/api/config/comments` 提供，无需在前端进行配置。
+
 ## 实例方法
 
 | 方法                   | 说明                           |
@@ -43,7 +43,4 @@
 ```javascript
 // 动态切换主题
 comments.updateConfig({ theme: 'dark' });
-
-// 切换文章
-comments.updateConfig({ postSlug: 'another-post' });
 ```
diff --git a/widget/index.html b/widget/index.html
index aa73f3c..68b67a8 100644
--- a/widget/index.html
+++ b/widget/index.html
@@ -129,10 +129,6 @@
         <label>API 地址</label>
         <input type="text" id="apiBaseUrl" value="http://localhost:8788" />
       </div>
-      <div class="config-item">
-        <label>文章标识符</label>
-        <input type="text" id="postSlug" value="demo-post" />
-      </div>
       <div class="config-item">
         <label>主题</label>
         <select id="theme">
@@ -140,10 +136,6 @@
           <option value="dark">深色</option>
         </select>
       </div>
-      <div class="config-item">
-        <label>头像源前缀</label>
-        <input type="text" id="avatarPrefix" value="https://gravatar.com/avatar" />
-      </div>
       <div class="config-actions">
         <button class="btn btn-primary" onclick="initWidget()">保存</button>
         <button class="btn btn-secondary" onclick="toggleTheme()">切换主题</button>
@@ -155,7 +147,7 @@
     <div class="demo-post">
       <h2>这是一篇示例文章</h2>
       <p>
-        这是一个演示 CWD Comments Widget 的示例页面。你可以在上方的配置面板中修改 API 地址和文章标识符，
+        这是一个演示 CWD Comments Widget 的示例页面。你可以在上方的配置面板中修改 API 地址和主题，
         然后点击"应用配置"按钮重新加载评论组件。
       </p>
     </div>
@@ -169,4 +161,4 @@
   <script type="module" src="/src/dev.js"></script>
 </body>
 
-</html>
\ No newline at end of file
+</html>
diff --git a/widget/public/test.html b/widget/public/test.html
new file mode 100644
index 0000000..3f046a1
--- /dev/null
+++ b/widget/public/test.html
@@ -0,0 +1,9 @@
+<script src="./cwd-comments.js"></script>
+<div id="comments"></div>
+<script>
+	const comments = new CWDComments({
+		el: '#comments',
+		apiBaseUrl: 'https://cwd-comments-api.anghunk.workers.dev',
+	});
+	comments.mount();
+</script>
\ No newline at end of file
diff --git a/widget/src/core/CWDComments.js b/widget/src/core/CWDComments.js
index 0881817..d60730c 100644
--- a/widget/src/core/CWDComments.js
+++ b/widget/src/core/CWDComments.js
@@ -17,21 +17,24 @@ export class CWDComments {
    * @param {Object} config - 配置对象
    * @param {string|HTMLElement} config.el - 挂载元素选择器或 DOM 元素
    * @param {string} config.apiBaseUrl - API 基础地址
-   * @param {string} config.postSlug - 文章标识符
-   * @param {string} config.postTitle - 文章标题（可选）
-   * @param {string} config.postUrl - 文章 URL（可选）
-   * @param {'light'|'dark'} config.theme - 主题
-   * @param {number} config.pageSize - 每页评论数
-   * @param {string} config.avatarPrefix - 头像服务前缀（可选，默认 https://gravatar.com/avatar/）
-   * @param {string} config.adminEmail - 博主邮箱（可选，用于显示博主标识）
-   * @param {string} config.adminBadge - 博主标识文字（可选，默认"博主"）
+   * @param {'light'|'dark'} [config.theme] - 主题（可选）
+   * @param {number} [config.pageSize] - 每页评论数（可选，默认 20）
+   *
+   * 以下字段由组件自动推导或从后端读取，无需通过 config 传入：
+   * - postSlug：window.location.origin + window.location.pathname
+   * - postTitle：document.title 或 postSlug
+   * - postUrl：window.location.href
+   * - avatarPrefix/adminEmail/adminBadge：通过 /api/config/comments 接口获取
    */
   constructor(config) {
     this.config = { ...config };
-    if (!this.config.postTitle && typeof document !== 'undefined') {
+    if (typeof window !== 'undefined') {
+      this.config.postSlug = window.location.origin + window.location.pathname;
+    }
+    if (typeof document !== 'undefined') {
       this.config.postTitle = document.title || this.config.postSlug;
     }
-    if (!this.config.postUrl && typeof window !== 'undefined') {
+    if (typeof window !== 'undefined') {
       this.config.postUrl = window.location.href;
     }
     this.hostElement = this._resolveElement(config.el);
@@ -64,6 +67,30 @@ export class CWDComments {
     return el;
   }
 
+  async _loadServerConfig() {
+    try {
+      const base = this.config.apiBaseUrl;
+      if (!base) {
+        return {};
+      }
+      const apiBaseUrl = base.replace(/\/$/, '');
+      const res = await fetch(`${apiBaseUrl}/api/config/comments`);
+      if (!res.ok) {
+        return {};
+      }
+      const data = await res.json();
+      return {
+        adminEmail: data.adminEmail || '',
+        adminBadge: data.adminBadge || '',
+        adminEnabled: !!data.adminEnabled,
+        avatarPrefix: data.avatarPrefix || ''
+      };
+    } catch (e) {
+      console.warn('[CWDComments] 加载服务端评论配置失败:', e);
+      return {};
+    }
+  }
+
   /**
    * 挂载组件
    */
@@ -94,24 +121,35 @@ export class CWDComments {
       this.mountPoint.setAttribute('data-theme', this.config.theme);
     }
 
-    // 创建 API 客户端和 Store
-    const api = createApiClient(this.config);
-    this.store = createCommentStore(
-      this.config,
-      api.fetchComments.bind(api),
-      api.submitComment.bind(api)
-    );
+    (async () => {
+      const serverConfig = await this._loadServerConfig();
+      if (!this._mounted) {
+        return;
+      }
+      if (serverConfig.avatarPrefix) {
+        this.config.avatarPrefix = serverConfig.avatarPrefix;
+      }
+      if (serverConfig.adminEnabled && serverConfig.adminEmail) {
+        this.config.adminEmail = serverConfig.adminEmail;
+      }
+      if (serverConfig.adminEnabled && serverConfig.adminBadge) {
+        this.config.adminBadge = serverConfig.adminBadge;
+      }
 
-    // 订阅状态变化
-    this.unsubscribe = this.store.store.subscribe((state) => {
-      this._onStateChange(state);
-    });
+      const api = createApiClient(this.config);
+      this.store = createCommentStore(
+        this.config,
+        api.fetchComments.bind(api),
+        api.submitComment.bind(api)
+      );
 
-    // 渲染组件
-    this._render();
+      this.unsubscribe = this.store.store.subscribe((state) => {
+        this._onStateChange(state);
+      });
 
-    // 加载评论
-    this.store.loadComments();
+      this._render();
+      this.store.loadComments();
+    })();
 
     this._mounted = true;
   }
@@ -339,35 +377,43 @@ export class CWDComments {
     const prevConfig = { ...this.config };
 
     Object.assign(this.config, newConfig);
+    if (typeof window !== 'undefined') {
+      this.config.postSlug = window.location.origin + window.location.pathname;
+    }
+    if (typeof document !== 'undefined') {
+      this.config.postTitle = document.title || this.config.postSlug;
+    }
+    if (typeof window !== 'undefined') {
+      this.config.postUrl = window.location.href;
+    }
 
     // 更新主题
     if (newConfig.theme && this.mountPoint) {
       this.mountPoint.setAttribute('data-theme', newConfig.theme);
     }
 
-    // 如果 postSlug 变化，重新加载评论
-    if (newConfig.postSlug && newConfig.postSlug !== prevConfig.postSlug) {
-      // 重新创建 API 客户端和 Store
+    const shouldReload =
+      this.config.apiBaseUrl !== prevConfig.apiBaseUrl ||
+      this.config.pageSize !== prevConfig.pageSize ||
+      this.config.postSlug !== prevConfig.postSlug;
+
+    if (shouldReload) {
       const api = createApiClient(this.config);
 
-      // 取消旧订阅
       if (this.unsubscribe) {
         this.unsubscribe();
       }
 
-      // 创建新 store
       this.store = createCommentStore(
         this.config,
         api.fetchComments.bind(api),
         api.submitComment.bind(api)
       );
 
-      // 重新订阅
       this.unsubscribe = this.store.store.subscribe((state) => {
         this._onStateChange(state);
       });
 
-      // 加载评论
       this.store.loadComments();
     }
   }
diff --git a/widget/src/dev.js b/widget/src/dev.js
index 50ad305..23717d1 100644
--- a/widget/src/dev.js
+++ b/widget/src/dev.js
@@ -11,7 +11,6 @@ const STORAGE_KEY = 'cwd-dev-config';
 const DEFAULT_CONFIG = {
 	el: '#comments',
 	apiBaseUrl: 'http://localhost:8788',
-	postSlug: window.location.origin + window.location.pathname,
 	theme: 'light', // 默认 light / dark
 };
 
@@ -48,12 +47,10 @@ function saveConfigToStorage(config) {
  */
 function populateInputs(config) {
 	const apiBaseUrlInput = document.getElementById('apiBaseUrl');
-	const postSlugInput = document.getElementById('postSlug');
 	const themeSelect = document.getElementById('theme');
 	const avatarPrefixInput = document.getElementById('avatarPrefix');
 
 	if (apiBaseUrlInput) apiBaseUrlInput.value = config.apiBaseUrl || DEFAULT_CONFIG.apiBaseUrl;
-	if (postSlugInput) postSlugInput.value = config.postSlug || DEFAULT_CONFIG.postSlug;
 	if (themeSelect) themeSelect.value = config.theme || DEFAULT_CONFIG.theme;
 	if (avatarPrefixInput) avatarPrefixInput.value = config.avatarPrefix || DEFAULT_CONFIG.avatarPrefix;
 }
@@ -63,29 +60,8 @@ function populateInputs(config) {
  */
 function getConfigFromInputs() {
 	const apiBaseUrl = document.getElementById('apiBaseUrl')?.value || DEFAULT_CONFIG.apiBaseUrl;
-	const postSlug = document.getElementById('postSlug')?.value || DEFAULT_CONFIG.postSlug;
 	const theme = document.getElementById('theme')?.value || DEFAULT_CONFIG.theme;
-	const avatarPrefix = document.getElementById('avatarPrefix')?.value || DEFAULT_CONFIG.avatarPrefix;
-	return { apiBaseUrl, postSlug, theme, avatarPrefix };
-}
-
-async function loadServerCommentConfig(apiBaseUrl) {
-	try {
-		const res = await fetch(`${apiBaseUrl}/api/config/comments`);
-		if (!res.ok) {
-			return {};
-		}
-		const data = await res.json();
-		return {
-			adminEmail: data.adminEmail || '',
-			adminBadge: data.adminBadge || '',
-			adminEnabled: !!data.adminEnabled,
-			avatarPrefix: data.avatarPrefix || '',
-		};
-	} catch (e) {
-		console.warn('[CWDComments] 加载服务端评论配置失败:', e);
-		return {};
-	}
+	return { apiBaseUrl, theme };
 }
 
 /**
@@ -111,21 +87,11 @@ async function initWidget() {
 
 	// 创建新实例
 	try {
-		const serverConfig = await loadServerCommentConfig(config.apiBaseUrl);
-
 		widgetInstance = new CWDComments({
 			el: '#comments',
 			apiBaseUrl: config.apiBaseUrl,
-			postSlug: config.postSlug,
 			theme: config.theme,
-			avatarPrefix: serverConfig.avatarPrefix || config.avatarPrefix,
 			pageSize: 20,
-			...(serverConfig.adminEnabled && serverConfig.adminEmail
-				? { adminEmail: serverConfig.adminEmail }
-				: {}),
-			...(serverConfig.adminEnabled && serverConfig.adminBadge
-				? { adminBadge: serverConfig.adminBadge }
-				: {}),
 		});
 		widgetInstance.mount();
 		console.log('[CWDComments] Widget 初始化成功', config);
@@ -193,7 +159,7 @@ document.addEventListener('DOMContentLoaded', () => {
 
 // 监听输入框变化，实时保存
 document.addEventListener('DOMContentLoaded', () => {
-	const inputs = ['apiBaseUrl', 'postSlug', 'theme', 'avatarPrefix'];
+	const inputs = ['apiBaseUrl', 'theme'];
 	inputs.forEach((id) => {
 		const element = document.getElementById(id);
 		if (element) {
diff --git a/widget/src/index.js b/widget/src/index.js
index f0865b9..e736cd2 100644
--- a/widget/src/index.js
+++ b/widget/src/index.js
@@ -8,8 +8,7 @@
  * <script>
  *   new CWDComments({
  *     el: '#comments',
- *     apiBaseUrl: 'https://api.example.com',
- *     postSlug: 'my-post'
+ *     apiBaseUrl: 'https://api.example.com'
  *   }).mount();
  * </script>
  * ```