diff --git a/cwd-admin/package.json b/cwd-admin/package.json
index 60ca258..3334137 100644
--- a/cwd-admin/package.json
+++ b/cwd-admin/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cwd-admin",
-  "version": "0.1.4-beta",
+  "version": "0.1.4-rc-1",
   "type": "module",
   "scripts": {
     "dev": "vite",
diff --git a/cwd-api/package.json b/cwd-api/package.json
index 0b21dbe..fa4f312 100644
--- a/cwd-api/package.json
+++ b/cwd-api/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "cwd-api",
-	"version": "0.1.4-beta",
+	"version": "0.1.4-rc-1",
 	"scripts": {
 		"deploy": "node scripts/index.js && wrangler deploy",
 		"dev": "wrangler dev",
diff --git a/docs/widget/package.json b/docs/widget/package.json
index 3614ae2..1f9a6aa 100644
--- a/docs/widget/package.json
+++ b/docs/widget/package.json
@@ -1,14 +1,16 @@
 {
   "name": "cwd-widget",
-  "version": "0.1.4-beta",
+  "version": "0.1.4-rc-1",
   "description": "Server-free, extremely fast and secure, plug-and-play commenting system based on Cloudflare Workers and the Global Edge Network.",
   "type": "module",
   "author": "anghunk",
   "license": "Apache-2.0",
   "main": "./dist/cwd.umd.js",
   "module": "./dist/cwd.es.js",
+  "types": "./dist/index.d.ts",
   "exports": {
     ".": {
+      "types": "./dist/index.d.ts",
       "import": "./dist/cwd.es.js",
       "require": "./dist/cwd.umd.js"
     }
diff --git a/docs/widget/src/index.d.ts b/docs/widget/src/index.d.ts
new file mode 100644
index 0000000..35d60cf
--- /dev/null
+++ b/docs/widget/src/index.d.ts
@@ -0,0 +1,101 @@
+export interface CWDCommentsConfig {
+  /**
+   * Selector or DOM element to mount the widget
+   */
+  el: string | HTMLElement;
+  
+  /**
+   * Base URL of the CWD Comments API
+   */
+  apiBaseUrl: string;
+  
+  /**
+   * Site ID for multi-site support
+   */
+  siteId?: string;
+  
+  /**
+   * Current post slug (defaults to window.location.pathname)
+   */
+  postSlug?: string;
+  
+  /**
+   * Current post title (defaults to document.title)
+   */
+  postTitle?: string;
+  
+  /**
+   * Current post URL (defaults to window.location.href)
+   */
+  postUrl?: string;
+  
+  /**
+   * Widget theme
+   * @default 'light'
+   */
+  theme?: 'light' | 'dark' | string;
+  
+  /**
+   * Comments per page
+   * @default 20
+   */
+  pageSize?: number;
+  
+  /**
+   * Widget language
+   * @default 'auto'
+   */
+  lang?: 'zh-CN' | 'en-US' | 'auto' | string;
+  
+  /**
+   * Custom CSS URL to load
+   */
+  customCssUrl?: string;
+
+  /**
+   * Enable/Disable comment likes
+   */
+  enableCommentLike?: boolean;
+
+  /**
+   * Enable/Disable article likes
+   */
+  enableArticleLike?: boolean;
+
+  /**
+   * Enable/Disable image lightbox
+   */
+  enableImageLightbox?: boolean;
+
+  /**
+   * Placeholder text for comment input
+   */
+  commentPlaceholder?: string;
+}
+
+export class CWDComments {
+  constructor(config: CWDCommentsConfig);
+  
+  /**
+   * Mount the widget to the DOM
+   */
+  mount(): void;
+  
+  /**
+   * Unmount the widget and clean up
+   */
+  unmount(): void;
+  
+  /**
+   * Update widget configuration
+   * @param newConfig Partial configuration to update
+   */
+  updateConfig(newConfig: Partial<CWDCommentsConfig>): void;
+  
+  /**
+   * Get current configuration
+   */
+  getConfig(): CWDCommentsConfig;
+}
+
+export default CWDComments;
diff --git a/docs/widget/vite.config.js b/docs/widget/vite.config.js
index 7cc5159..32eaeca 100644
--- a/docs/widget/vite.config.js
+++ b/docs/widget/vite.config.js
@@ -1,13 +1,29 @@
 import { defineConfig } from 'vite';
 import { resolve } from 'path';
-import { readFileSync } from 'fs';
+import { readFileSync, copyFileSync } from 'fs';
 import cssInjectedByJsPlugin from 'vite-plugin-css-injected-by-js';
 
 const pkg = JSON.parse(readFileSync(new URL('./package.json', import.meta.url), 'utf-8'));
 const banner = `/*! CWDComments widget v${pkg.version} */`;
 
+function copyDtsPlugin() {
+  return {
+    name: 'copy-dts',
+    closeBundle() {
+      const src = resolve(__dirname, 'src/index.d.ts');
+      const dest = resolve(__dirname, 'dist/index.d.ts');
+      try {
+        copyFileSync(src, dest);
+        console.log(`[copy-dts] Copied ${src} to ${dest}`);
+      } catch (e) {
+        console.error(`[copy-dts] Failed to copy .d.ts file: ${e}`);
+      }
+    }
+  }
+}
+
 export default defineConfig({
-	plugins: [cssInjectedByJsPlugin()],
+	plugins: [cssInjectedByJsPlugin(), copyDtsPlugin()],
 	resolve: {
 		alias: {
 			'@': resolve(__dirname, 'src'),
diff --git a/package.json b/package.json
index a639736..d02c18a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cwd",
-  "version": "0.1.4-beta",
+  "version": "0.1.4-rc-1",
   "license": "Apache-2.0",
   "repository": {
     "type": "git",