diff --git a/app/routes/api.file-upload.tsx b/app/routes/api.file-upload.tsx
deleted file mode 100644
index d104fbb..0000000
--- a/app/routes/api.file-upload.tsx
+++ /dev/null
@@ -1,50 +0,0 @@
-import { json, type ActionFunctionArgs } from '@remix-run/node';
-import { difyClient } from '../services/dify-client.server';
-import { getSessionInfo, commitSession } from '../utils/session.server';
-
-export async function action({ request }: ActionFunctionArgs) {
-    try {
-        const { user, session } = await getSessionInfo(request);
-
-        // console.log('💬 File Upload API - User:', user);
-
-        // 从请求中获取文件
-        const formData = await request.formData();
-        const file = formData.get('file') as File;
-
-        if (!file) {
-            return json({ error: '没有找到文件' }, { status: 400 });
-        }
-
-        // 获取文件内容
-        const fileBuffer = await file.arrayBuffer();
-
-        // 这里需要在dify-client.server.ts中添加上传文件的方法
-        // 目前我们返回一个临时响应
-        // TODO: 实现文件上传功能
-
-        // 构造模拟响应
-        const uploadId = `upload_${Date.now()}`;
-
-        // console.log('✅ File Upload API - Success:', { id: uploadId, fileName: file.name, size: file.size });
-
-        return json({ id: uploadId }, {
-            headers: {
-                'Set-Cookie': await commitSession(session),
-            },
-        });
-    } catch (error: any) {
-        console.error('❌ File Upload API - Error:', error);
-        return json(
-            {
-                error: error.message || '文件上传失败'
-            },
-            {
-                status: 500,
-                headers: {
-                    'Set-Cookie': await commitSession((await getSessionInfo(request)).session),
-                },
-            }
-        );
-    }
-} 
\ No newline at end of file
diff --git a/app/routes/api.messages.tsx b/app/routes/api.messages.tsx
deleted file mode 100644
index 1c898b2..0000000
--- a/app/routes/api.messages.tsx
+++ /dev/null
@@ -1,65 +0,0 @@
-import { json, type LoaderFunctionArgs } from '@remix-run/node';
-import { difyClient } from '../services/dify-client.server';
-import { getSessionInfo, commitSession } from '../utils/session.server';
-
-export async function loader({ request }: LoaderFunctionArgs) {
-    try {
-        // 获取用户会话信息和 JWT
-        const { getUserSession } = await import("~/api/login/auth.server");
-        const { frontendJWT } = await getUserSession(request);
-        const { session } = await getSessionInfo(request);
-        const url = new URL(request.url);
-        const conversationId = url.searchParams.get('conversation_id');
-
-        if (!conversationId) {
-            return json(
-                { error: 'conversation_id is required' },
-                { status: 400 }
-            );
-        }
-
-        // 检查 JWT 是否存在
-        if (!frontendJWT) {
-            console.error('❌ [API] Messages API - JWT不存在');
-            return json(
-                { error: 'JWT认证失败，请重新登录' },
-                {
-                    status: 401,
-                    headers: {
-                        'Set-Cookie': await commitSession(session),
-                    },
-                }
-            );
-        }
-
-        console.log('📨 [API] Messages API - 获取会话消息:', {
-            conversationId,
-            hasJWT: !!frontendJWT
-        });
-
-        const data = await difyClient.getConversationMessages(conversationId, frontendJWT);
-
-        console.log('✅ [API] Messages API - Success');
-
-        return json(data, {
-            headers: {
-                'Set-Cookie': await commitSession(session),
-            },
-        });
-    } catch (error: any) {
-        console.error('❌ [API] Messages API - Error:', error);
-
-        // 检查是否是JWT认证失败
-        const status = error.message?.includes('JWT认证失败') ? 401 : 500;
-
-        return json(
-            { error: error.message || 'Failed to fetch messages' },
-            {
-                status,
-                headers: {
-                    'Set-Cookie': await commitSession((await getSessionInfo(request)).session),
-                },
-            }
-        );
-    }
-} 
\ No newline at end of file
diff --git a/app/routes/api.oauth.token.tsx b/app/routes/api.oauth.token.tsx
deleted file mode 100644
index a0e6328..0000000
--- a/app/routes/api.oauth.token.tsx
+++ /dev/null
@@ -1,48 +0,0 @@
-import { type ActionFunctionArgs, json } from "@remix-run/node";
-import { OAuthClient } from "~/api/login/oauth-client";
-import { getServerOAuthConfigRuntime } from "~/config/oauth-secret.server";
-
-/**
- * 这个Action作为获取OAuth Access Token的服务器端代理。
- * 它接收来自前端回调的`code`，然后在后端安全地换取令牌，
- * 以避免在网络策略限制服务器直接访问外部服务时出现问题。
- */
-export async function action({ request }: ActionFunctionArgs) {
-  // 1. 只允许POST请求
-  if (request.method !== "POST") {
-    return json({ success: false, error: "Method Not Allowed" }, { status: 405 });
-  }
-
-  try {
-    // 2. 从请求体中获取`code`
-    const { code } = await request.json();
-
-    if (!code || typeof code !== 'string') {
-      return json({ success: false, error: "Missing or invalid 'code' in request body" }, { status: 400 });
-    }
-
-    console.log("🔧 [/api/oauth/token] 收到代理请求, code:", code ? `${code.substring(0, 10)}...` : null);
-
-    // 3. 在服务器端使用OAuthClient安全地获取访问令牌
-    // 🔒 安全：从 .server.ts 文件运行时读取配置，确保环境变量正确加载
-    const oauthClient = new OAuthClient(getServerOAuthConfigRuntime());
-    const tokenResponse = await oauthClient.getAccessToken(code);
-
-    // 4. 处理来自IDaaS服务器的响应
-    if (!tokenResponse) {
-      console.error("❌ [/api/oauth/token] 从IDaaS获取访问令牌失败。");
-      // 502 Bad Gateway 表示上游服务器（IDaaS）响应无效
-      return json({ success: false, error: "Failed to get access token from IDaaS" }, { status: 502 });
-    }
-
-    console.log("✅ [/api/oauth/token] 已通过代理成功获取令牌。");
-    
-    // 5. 将成功的令牌响应返回给调用方 (callback.tsx)
-    return json({ success: true, ...tokenResponse });
-
-  } catch (error) {
-    console.error("❌ [/api/oauth/token] 代理API发生意外错误:", error);
-    const errorMessage = error instanceof Error ? error.message : "An unknown error occurred.";
-    return json({ success: false, error: "Proxy internal error", details: errorMessage }, { status: 500 });
-  }
-} 
\ No newline at end of file
diff --git a/app/routes/api.oauth.userinfo.tsx b/app/routes/api.oauth.userinfo.tsx
deleted file mode 100644
index fcb761a..0000000
--- a/app/routes/api.oauth.userinfo.tsx
+++ /dev/null
@@ -1,41 +0,0 @@
-import { type ActionFunctionArgs, json } from "@remix-run/node";
-import { OAuthClient } from "~/api/login/oauth-client";
-import { getServerOAuthConfigRuntime } from "~/config/oauth-secret.server";
-
-/**
- * 这个Action作为获取用户信息的服务器端代理。
- * 它接收来自前端的`access_token`，然后在后端安全地获取用户信息。
- */
-export async function action({ request }: ActionFunctionArgs) {
-  if (request.method !== "POST") {
-    return json({ success: false, error: "Method Not Allowed" }, { status: 405 });
-  }
-
-  try {
-    const { accessToken } = await request.json();
-
-    if (!accessToken || typeof accessToken !== 'string') {
-      return json({ success: false, error: "Missing or invalid 'accessToken' in request body" }, { status: 400 });
-    }
-
-    console.log("🔧 [/api/oauth/userinfo] 收到代理请求。");
-
-    // 🔒 安全：从 .server.ts 文件运行时读取配置
-    const oauthClient = new OAuthClient(getServerOAuthConfigRuntime());
-    const userInfoResponse = await oauthClient.getUserInfo(accessToken);
-
-    if (!userInfoResponse || !userInfoResponse.success) {
-      console.error("❌ [/api/oauth/userinfo] 从IDaaS获取用户信息失败。");
-      return json({ success: false, error: "Failed to get user info from IDaaS" }, { status: 502 });
-    }
-
-    console.log("✅ [/api/oauth/userinfo] 已通过代理成功获取用户信息。");
-    
-    return json({ success: true, data: userInfoResponse.data });
-
-  } catch (error) {
-    console.error("❌ [/api/oauth/userinfo] 代理API发生意外错误:", error);
-    const errorMessage = error instanceof Error ? error.message : "An unknown error occurred.";
-    return json({ success: false, error: "Proxy internal error", details: errorMessage }, { status: 500 });
-  }
-} 
\ No newline at end of file