refactor(ui): 移除空壳行业资讯 Tab + Provider URL 去重

- SimpleSidebar: 移除空壳"行业资讯" Tab 和 Newspaper icon import
- ModelsAPI.tsx: AVAILABLE_PROVIDERS 引用 LLM_PROVIDER_URLS 常量
- models.ts: PROVIDER_DEFAULTS 引用 api-urls.ts，消除重复 URL 定义
- 所有 Provider URL 现在统一在 api-urls.ts 维护

desktop/src/components/Settings/ModelsAPI.tsx

@@ -6,6 +6,7 @@ import { useConfigStore } from '../../store/configStore';
 import { useConversationStore } from '../../store/chat/conversationStore';
 import { silentErrorHandler } from '../../lib/error-utils';
 import { secureStorage } from '../../lib/secure-storage';
+import { LLM_PROVIDER_URLS } from '../../constants/api-urls';
 import { Plus, Pencil, Trash2, Star, Eye, EyeOff, AlertCircle, X, Zap, Check } from 'lucide-react';
 
 // 自定义模型数据结构
@@ -41,17 +42,17 @@ interface EmbeddingProvider {
 // P2-21: 外国模型 (OpenAI, Anthropic, Gemini) 暂停支持，标记为 suspended
 const AVAILABLE_PROVIDERS = [
   // === Coding Plan 专用端点 (推荐用于编程场景) ===
-  { id: 'kimi-coding', name: 'Kimi Coding Plan', baseUrl: 'https://api.kimi.com/coding/v1' },
-  { id: 'qwen-coding', name: '百炼 Coding Plan', baseUrl: 'https://coding.dashscope.aliyuncs.com/v1' },
-  { id: 'zhipu-coding', name: '智谱 GLM Coding Plan', baseUrl: 'https://open.bigmodel.cn/api/coding/paas/v4' },
+  { id: 'kimi-coding', name: 'Kimi Coding Plan', baseUrl: LLM_PROVIDER_URLS.KIMI_CODING },
+  { id: 'qwen-coding', name: '百炼 Coding Plan', baseUrl: LLM_PROVIDER_URLS.QWEN_CODING },
+  { id: 'zhipu-coding', name: '智谱 GLM Coding Plan', baseUrl: LLM_PROVIDER_URLS.ZHIPU_CODING },
   // === 标准 API 端点 (国内) ===
-  { id: 'kimi', name: 'Kimi (标准 API)', baseUrl: 'https://api.moonshot.cn/v1' },
-  { id: 'zhipu', name: '智谱 (标准 API)', baseUrl: 'https://open.bigmodel.cn/api/paas/v4' },
-  { id: 'qwen', name: '百炼/通义千问 (标准)', baseUrl: 'https://dashscope.aliyuncs.com/compatible-mode/v1' },
-  { id: 'deepseek', name: 'DeepSeek', baseUrl: 'https://api.deepseek.com/v1' },
+  { id: 'kimi', name: 'Kimi (标准 API)', baseUrl: LLM_PROVIDER_URLS.KIMI },
+  { id: 'zhipu', name: '智谱 (标准 API)', baseUrl: LLM_PROVIDER_URLS.ZHIPU },
+  { id: 'qwen', name: '百炼/通义千问 (标准)', baseUrl: LLM_PROVIDER_URLS.QWEN },
+  { id: 'deepseek', name: 'DeepSeek', baseUrl: LLM_PROVIDER_URLS.DEEPSEEK },
   // === 暂停支持 (P2-21: 前期不使用非国内大模型) ===
-  { id: 'openai', name: 'OpenAI (暂停支持)', baseUrl: 'https://api.openai.com/v1', suspended: true },
-  { id: 'anthropic', name: 'Anthropic (暂停支持)', baseUrl: 'https://api.anthropic.com', suspended: true },
+  { id: 'openai', name: 'OpenAI (暂停支持)', baseUrl: LLM_PROVIDER_URLS.OPENAI, suspended: true },
+  { id: 'anthropic', name: 'Anthropic (暂停支持)', baseUrl: LLM_PROVIDER_URLS.ANTHROPIC, suspended: true },
   { id: 'custom', name: '自定义', baseUrl: '' },
 ];
 

desktop/src/components/SimpleSidebar.tsx

@@ -1,14 +1,14 @@
 /**
  * SimpleSidebar - Trae Solo 风格的简洁侧边栏
  *
- * 仅显示：对话列表 + 行业资讯
+ * 仅显示：对话列表
  * 底部：模式切换 + 设置
  */
 
 import { useState } from 'react';
 import {
-  MessageSquare, Settings, LayoutGrid,
-  Search, X, Newspaper,
+  Settings, LayoutGrid,
+  Search, X,
 } from 'lucide-react';
 import { ConversationList } from './ConversationList';
 
@@ -17,10 +17,7 @@ interface SimpleSidebarProps {
   onToggleMode?: () => void;
 }
 
-type Tab = 'conversations' | 'news';
-
 export function SimpleSidebar({ onOpenSettings, onToggleMode }: SimpleSidebarProps) {
-  const [activeTab, setActiveTab] = useState<Tab>('conversations');
   const [searchQuery, setSearchQuery] = useState('');
 
   return (
@@ -32,68 +29,30 @@ export function SimpleSidebar({ onOpenSettings, onToggleMode }: SimpleSidebarPro
         </span>
       </div>
 
-      {/* Tab 切换: 对话 / 行业资讯 */}
-      <div className="flex border-b border-[#e8e6e1]/50 dark:border-gray-800">
-        <button
-          onClick={() => setActiveTab('conversations')}
-          className={`flex-1 flex items-center justify-center gap-1.5 py-2.5 text-xs font-medium transition-colors ${
-            activeTab === 'conversations'
-              ? 'text-gray-900 dark:text-gray-100 border-b-2 border-orange-500'
-              : 'text-gray-500 dark:text-gray-400 hover:text-gray-700 dark:hover:text-gray-300'
-          }`}
-        >
-          <MessageSquare className="w-3.5 h-3.5" />
-          对话
-        </button>
-        <button
-          onClick={() => setActiveTab('news')}
-          className={`flex-1 flex items-center justify-center gap-1.5 py-2.5 text-xs font-medium transition-colors ${
-            activeTab === 'news'
-              ? 'text-gray-900 dark:text-gray-100 border-b-2 border-orange-500'
-              : 'text-gray-500 dark:text-gray-400 hover:text-gray-700 dark:hover:text-gray-300'
-          }`}
-        >
-          <Newspaper className="w-3.5 h-3.5" />
-          行业资讯
-        </button>
-      </div>
-
       {/* 内容区域 */}
       <div className="flex-1 overflow-hidden">
-        {activeTab === 'conversations' && (
-          <div className="p-2 h-full overflow-y-auto">
-            {/* 搜索框 */}
-            <div className="relative mb-2">
-              <Search className="absolute left-3 top-1/2 -translate-y-1/2 text-gray-400 w-4 h-4" />
-              <input
-                type="text"
-                placeholder="搜索对话..."
-                value={searchQuery}
-                onChange={(e) => setSearchQuery(e.target.value)}
-                className="w-full pl-9 pr-8 py-1.5 bg-white/60 dark:bg-gray-800 border border-[#e8e6e1] dark:border-gray-700 rounded-lg text-sm focus:outline-none focus:border-gray-400 transition-all text-gray-700 dark:text-gray-300 placeholder-gray-400"
-              />
-              {searchQuery && (
-                <button
-                  onClick={() => setSearchQuery('')}
-                  className="absolute right-2 top-1/2 -translate-y-1/2 p-1 hover:bg-gray-200 dark:hover:bg-gray-700 rounded text-gray-400"
-                >
-                  <X className="w-3 h-3" />
-                </button>
-              )}
-            </div>
-            <ConversationList searchQuery={searchQuery} />
+        <div className="p-2 h-full overflow-y-auto">
+          {/* 搜索框 */}
+          <div className="relative mb-2">
+            <Search className="absolute left-3 top-1/2 -translate-y-1/2 text-gray-400 w-4 h-4" />
+            <input
+              type="text"
+              placeholder="搜索对话..."
+              value={searchQuery}
+              onChange={(e) => setSearchQuery(e.target.value)}
+              className="w-full pl-9 pr-8 py-1.5 bg-white/60 dark:bg-gray-800 border border-[#e8e6e1] dark:border-gray-700 rounded-lg text-sm focus:outline-none focus:border-gray-400 transition-all text-gray-700 dark:text-gray-300 placeholder-gray-400"
+            />
+            {searchQuery && (
+              <button
+                onClick={() => setSearchQuery('')}
+                className="absolute right-2 top-1/2 -translate-y-1/2 p-1 hover:bg-gray-200 dark:hover:bg-gray-700 rounded text-gray-400"
+              >
+                <X className="w-3 h-3" />
+              </button>
+            )}
           </div>
-        )}
-
-        {activeTab === 'news' && (
-          <div className="p-3 h-full overflow-y-auto">
-            <div className="flex flex-col items-center justify-center py-12 text-gray-400 dark:text-gray-500">
-              <Newspaper className="w-10 h-10 mb-3 opacity-50" />
-              <p className="text-sm">行业资讯</p>
-              <p className="text-xs mt-1">开发中，敬请期待</p>
-            </div>
-          </div>
-        )}
+          <ConversationList searchQuery={searchQuery} />
+        </div>
       </div>
 
       {/* 底部操作栏 */}

desktop/src/constants/models.ts

@@ -5,6 +5,8 @@
  * Backend (Rust) should use the same values in kernel_commands.rs
  */
 
+import { LLM_PROVIDER_URLS } from './api-urls';
+
 // === Default Model Configuration ===
 
 /**
@@ -31,58 +33,58 @@ export const DEFAULT_TEMPERATURE = 0.7 as const;
 /**
  * Default base URL for OpenAI API
  */
-export const DEFAULT_OPENAI_BASE_URL = 'https://api.openai.com/v1' as const;
+export const DEFAULT_OPENAI_BASE_URL = LLM_PROVIDER_URLS.OPENAI as string;
 
 /**
  * Default base URL for Anthropic API
  */
-export const DEFAULT_ANTHROPIC_BASE_URL = 'https://api.anthropic.com' as const;
+export const DEFAULT_ANTHROPIC_BASE_URL = LLM_PROVIDER_URLS.ANTHROPIC as string;
 
 // === Provider-Specific Defaults ===
 
 export const PROVIDER_DEFAULTS = {
   openai: {
-    baseUrl: 'https://api.openai.com/v1',
+    baseUrl: LLM_PROVIDER_URLS.OPENAI,
     defaultModel: 'gpt-4o-mini',
   },
   anthropic: {
-    baseUrl: 'https://api.anthropic.com',
+    baseUrl: LLM_PROVIDER_URLS.ANTHROPIC,
     defaultModel: 'claude-sonnet-4-20250514',
   },
   zhipu: {
-    baseUrl: 'https://open.bigmodel.cn/api/paas/v4',
+    baseUrl: LLM_PROVIDER_URLS.ZHIPU,
     defaultModel: 'glm-4-flash-250414',
   },
   zhipu_coding: {
-    baseUrl: 'https://open.bigmodel.cn/api/coding/paas/v4',
+    baseUrl: LLM_PROVIDER_URLS.ZHIPU_CODING,
     defaultModel: 'glm-4-flash-250414',
   },
   kimi: {
-    baseUrl: 'https://api.moonshot.cn/v1',
+    baseUrl: LLM_PROVIDER_URLS.KIMI,
     defaultModel: 'moonshot-v1-8k',
   },
   kimi_coding: {
-    baseUrl: 'https://api.kimi.com/coding/v1',
+    baseUrl: LLM_PROVIDER_URLS.KIMI_CODING,
     defaultModel: 'kimi-for-coding',
   },
   qwen: {
-    baseUrl: 'https://dashscope.aliyuncs.com/compatible-mode/v1',
+    baseUrl: LLM_PROVIDER_URLS.QWEN,
     defaultModel: 'qwen-turbo',
   },
   qwen_coding: {
-    baseUrl: 'https://coding.dashscope.aliyuncs.com/v1',
+    baseUrl: LLM_PROVIDER_URLS.QWEN_CODING,
     defaultModel: 'qwen3-coder-next',
   },
   deepseek: {
-    baseUrl: 'https://api.deepseek.com/v1',
+    baseUrl: LLM_PROVIDER_URLS.DEEPSEEK,
     defaultModel: 'deepseek-chat',
   },
   gemini: {
-    baseUrl: 'https://generativelanguage.googleapis.com/v1beta',
+    baseUrl: LLM_PROVIDER_URLS.GEMINI,
     defaultModel: 'gemini-2.0-flash',
   },
   local: {
-    baseUrl: 'http://localhost:11434/v1',
+    baseUrl: LLM_PROVIDER_URLS.OLLAMA,
     defaultModel: 'llama3',
   },
 } as const;