diff --git a/backend/src/api/users.ts b/backend/src/api/users.ts
index 9b27539..3ac175b 100644
--- a/backend/src/api/users.ts
+++ b/backend/src/api/users.ts
@@ -110,14 +110,11 @@ users.delete("/:id", async (c) => {
 users.post("/:id/change-password", async (c) => {
   try {
     const id = parseInt(c.req.param("id"));
-    const payload = c.get("jwtPayload");
     const passwordData = await c.req.json();
 
     const result = await changePasswordService(
       id,
       passwordData,
-      payload.id,
-      payload.role
     );
 
     return c.json(
diff --git a/backend/src/db/seed.ts b/backend/src/db/seed.ts
index e6ae77f..3437677 100644
--- a/backend/src/db/seed.ts
+++ b/backend/src/db/seed.ts
@@ -58,9 +58,8 @@ export async function createAdminUser(): Promise<void> {
   // 如果不存在管理员用户，则创建一个
   if (adminUser.length === 0) {
     console.log("创建管理员用户...");
-    // 密码: admin123
-    const salt = await bcrypt.genSalt(10);
-    const hashedPassword = await bcrypt.hash("admin123", salt);
+
+    const hashedPassword = await bcrypt.hash("admin123", 10);
     const now = new Date().toISOString();
 
     await db.insert(users).values({
diff --git a/backend/src/index.ts b/backend/src/index.ts
index 6730725..3052710 100644
--- a/backend/src/index.ts
+++ b/backend/src/index.ts
@@ -71,6 +71,8 @@ export default {
   // 添加定时任务，每分钟执行一次监控检查和客户端状态检查
   async scheduled(event: any, env: any, ctx: any) {
     try {
+      // 初始化 drizzle 实例
+      config.initDb(env);
       await jobs.runScheduledTasks(event, env, ctx);
     } catch (error) {
       console.error("定时任务执行出错:", error);
diff --git a/backend/src/jobs/agent-task.ts b/backend/src/jobs/agent-task.ts
index 2fdeea1..2f3b3b8 100644
--- a/backend/src/jobs/agent-task.ts
+++ b/backend/src/jobs/agent-task.ts
@@ -27,19 +27,20 @@ export const checkAgentsStatus = async (c: any) => {
     console.log("定时任务: 检查客户端状态...");
 
     // 检查所有客户端的最后更新时间，如果超过60分钟没有更新，将状态设置为inactive
-    const inactiveThreshold = 60 * 60 * 1000; // 60分钟，单位毫秒
     const now = new Date();
 
     // 查询所有状态为active的客户端
-    const activeAgents = await getActiveAgents(c.env);
+    const activeAgents = await getActiveAgents();
 
-    if (!activeAgents.results || activeAgents.results.length === 0) {
+    console.log("定时任务: 活跃状态的客户端数量:", activeAgents); // 调试用，输出活跃客户端数量，确保正确获取到数据
+
+    if (!activeAgents || activeAgents.length === 0) {
       console.log("定时任务: 没有活跃状态的客户端");
       return;
     }
 
     // 检查每个活跃客户端的最后更新时间
-    for (const agent of activeAgents.results as AgentResult[]) {
+    for (const agent of activeAgents as AgentResult[]) {
       const lastUpdateTime = new Date(agent.updated_at);
       const timeDiff = now.getTime() - lastUpdateTime.getTime();
 
@@ -50,7 +51,7 @@ export const checkAgentsStatus = async (c: any) => {
         );
 
         // 更新客户端状态为inactive
-        await setAgentInactive(c.env, agent.id);
+        await setAgentInactive(agent.id);
 
         // 处理通知
         await handleAgentOfflineNotification(c.env, agent.id, agent.name);
diff --git a/backend/src/jobs/monitor-task.ts b/backend/src/jobs/monitor-task.ts
index c89e307..1cc6708 100644
--- a/backend/src/jobs/monitor-task.ts
+++ b/backend/src/jobs/monitor-task.ts
@@ -13,28 +13,24 @@ const monitorTask = new Hono<{ Bindings: Bindings }>();
 async function checkMonitors(c: any) {
   try {
     console.log("开始执行监控检查...");
-    // 获取当前时间
-    const now = new Date();
 
     // 查询需要检查的监控
     const monitors = await getMonitorsToCheck();
 
-    console.log(`找到 ${monitors?.results?.length || 0} 个需要检查的监控`);
+    console.log(`找到 ${monitors?.length || 0} 个需要检查的监控`);
 
-    if (!monitors.results || monitors.results.length === 0) {
+    if (!monitors || monitors.length === 0) {
       return { success: true, message: "没有需要检查的监控", checked: 0 };
     }
 
     // 检查每个监控
     const results = await Promise.all(
-      monitors.results.map(async (monitorItem: any) => {
-        // 确保正确的类型转换
-        const monitor = monitorItem as Monitor;
+      monitors.map(async (monitor: Monitor) => {  
+        console.log(`开始检查监控: ${monitor.name} (ID: ${monitor.id})`);
         const checkResult = await checkMonitor(monitor);
-
         // 处理通知
+        console.log(`检查完成，状态: ${checkResult}`);
         await handleMonitorNotification(c, monitor, checkResult);
-
         return checkResult;
       })
     );
diff --git a/backend/src/repositories/agent.ts b/backend/src/repositories/agent.ts
index bf63107..836c116 100644
--- a/backend/src/repositories/agent.ts
+++ b/backend/src/repositories/agent.ts
@@ -1,4 +1,3 @@
-import { Bindings } from "../models/db";
 import { Agent, Metrics } from "../models/agent";
 import { agents, agentMetrics24h } from "../db/schema";
 import { db } from "../config";
@@ -111,10 +110,11 @@ export async function getAgentByToken(token: string) {
 
 // 获取活跃状态的客户端
 export async function getActiveAgents() {
-  return await db
-    .select("id", "name", "updated_at", "keepalive")
-    .from(agents)
-    .where(eq(agents.status, "active"));
+  const activeAgents = await db
+   .select()
+   .from(agents)
+   .where(eq(agents.status, "active"));
+  return activeAgents;
 }
 
 // 设置客户端为离线状态
diff --git a/backend/src/repositories/monitor.ts b/backend/src/repositories/monitor.ts
index 990731b..e1b91af 100644
--- a/backend/src/repositories/monitor.ts
+++ b/backend/src/repositories/monitor.ts
@@ -6,7 +6,7 @@ import {
   monitorStatusHistory24h,
   monitorDailyStats,
 } from "../db/schema";
-import { eq, desc, asc, and, or, isNull, gte } from "drizzle-orm";
+import { eq, desc, asc, lt } from "drizzle-orm";
 
 /**
  * 监控相关的数据库操作
@@ -14,22 +14,27 @@ import { eq, desc, asc, and, or, isNull, gte } from "drizzle-orm";
 
 // 获取需要检查的监控列表
 export async function getMonitorsToCheck() {
-  // 这里的查询写的是有问题的，需要获取的是当前时间大于last_checked + interval的监控
-  // 但是interval是字符串，需要转换为数字
-  // 并且last_checked是字符串，需要转换为日期
-  const result = await db
+  
+  // 使用SQL表达式或自定义函数来处理日期计算
+  const allmonitors = await db
     .select()
     .from(monitors)
-    .where(
-      and(
-        eq(monitors.active, 1),
-        or(isNull(monitors.last_checked), gte(monitors.interval, 0))
-      )
-    );
+    .execute();
+    
+  // 在JavaScript中进行日期计算筛选
+  const now = new Date().getTime();
+  const monitorsToCheck = allmonitors.filter((monitor: Monitor) => {
+    if (!monitor.last_checked) return true; // 如果没有检查过，需要检查
+    
+    const lastCheckedTime = new Date(monitor.last_checked).getTime();
+    const intervalMs = (monitor.interval || 60) * 1000; // 转换为毫秒
+    
+    return now > (lastCheckedTime + intervalMs);
+  });
 
   // 解析所有监控的 headers 字段
-  if (result.results) {
-    result.results.forEach((monitor: Monitor) => {
+  if (monitorsToCheck) {
+    monitorsToCheck.forEach((monitor: Monitor) => {
       if (typeof monitor.headers === "string") {
         try {
           monitor.headers = JSON.parse(monitor.headers);
@@ -39,7 +44,7 @@ export async function getMonitorsToCheck() {
       }
     });
   }
-  return result;
+  return monitorsToCheck;
 }
 
 // 获取单个监控详情
diff --git a/backend/src/repositories/users.ts b/backend/src/repositories/users.ts
index eb29421..5bc7cc8 100644
--- a/backend/src/repositories/users.ts
+++ b/backend/src/repositories/users.ts
@@ -173,7 +173,7 @@ export async function updateUserPassword(id: number, hashedPassword: string) {
     .where(eq(users.id, id))
     .returning();
 
-  if (!result.success) {
+  if (!result) {
     throw new Error("更新密码失败");
   }
 
diff --git a/backend/src/services/AgentService.ts b/backend/src/services/AgentService.ts
index e9e72e7..fa81f18 100644
--- a/backend/src/services/AgentService.ts
+++ b/backend/src/services/AgentService.ts
@@ -45,8 +45,8 @@ export async function getAgentDetail(agentId: number) {
   const { token, ...rest } = agent;
 
   return {
-      ...rest,
-      ip_addresses: getFormattedIPAddresses(agent.ip_addresses as any),
+    ...rest,
+    ip_addresses: getFormattedIPAddresses(agent.ip_addresses as any),
   };
 }
 
@@ -96,7 +96,7 @@ export async function updateAgentService(
 
     // 执行更新
     const updatedAgent = await AgentRepository.updateAgent(agent);
-  
+
     return {
       success: true,
       message: "客户端信息已更新",
@@ -120,7 +120,7 @@ export async function updateAgentService(
  * @param agentId 客户端ID
  * @returns 删除结果
  */
-export async function deleteAgentService( agentId: number) {
+export async function deleteAgentService(agentId: number) {
   try {
     // 获取客户端信息
     const agent = await AgentRepository.getAgentById(agentId);
@@ -266,9 +266,7 @@ export async function registerAgentService(
  * @param status 客户端指标
  * @returns 更新结果
  */
-export async function updateAgentStatusService(
-  status: any
-) {
+export async function updateAgentStatusService(status: any) {
   try {
     const statusData = Array.isArray(status) ? status : [status];
     const norlmalInfo = {
@@ -304,7 +302,7 @@ export async function updateAgentStatusService(
       agent.status = norlmalInfo.status;
 
       console.log("update agent info: ", agent);
-  
+
       await AgentRepository.updateAgent(agent);
     }
 
@@ -361,20 +359,18 @@ export async function getAgentById(id: number) {
   return await AgentRepository.getAgentById(id);
 }
 
-export async function getActiveAgents(env: any) {
+export async function getActiveAgents() {
   return await AgentRepository.getActiveAgents();
 }
 
-export async function setAgentInactive(env: any, id: number) {
+export async function setAgentInactive(id: number) {
   return await AgentRepository.setAgentInactive(id);
 }
 
-export async function getAgentMetrics( agentId: number) {
+export async function getAgentMetrics(agentId: number) {
   return await AgentRepository.getAgentMetrics(agentId);
 }
 
-export async function getLatestAgentMetrics(
-  agentId: number
-) {
+export async function getLatestAgentMetrics(agentId: number) {
   return await AgentRepository.getLatestAgentMetrics(agentId);
 }
diff --git a/backend/src/services/DashboardService.ts b/backend/src/services/DashboardService.ts
index 4141b18..01994c8 100644
--- a/backend/src/services/DashboardService.ts
+++ b/backend/src/services/DashboardService.ts
@@ -17,7 +17,7 @@ export async function getDashboardData() {
     });
   }
   return {
-    monitors: monitors.monitors,
+    monitors: monitors,
     agents: agents,
   };
 }
diff --git a/backend/src/services/MonitorService.ts b/backend/src/services/MonitorService.ts
index 3091353..67eddd0 100644
--- a/backend/src/services/MonitorService.ts
+++ b/backend/src/services/MonitorService.ts
@@ -88,7 +88,7 @@ export async function checkMonitor(monitor: models.Monitor) {
     const status = isExpectedStatus ? "up" : "down";
 
     // 记录状态历史
-    await repositories.insertMonitorStatusHistory(
+    const res = await repositories.insertMonitorStatusHistory(
       monitor.id,
       status,
       responseTime,
@@ -96,6 +96,8 @@ export async function checkMonitor(monitor: models.Monitor) {
       error
     );
 
+    console.log(`监控 ${monitor.name} (${monitor.url}) 检查完成. ${res}`);
+
     // 更新监控状态
     await repositories.updateMonitorStatus(monitor.id, status, responseTime);
 
diff --git a/backend/src/services/StatusService.ts b/backend/src/services/StatusService.ts
index ba1c5d0..0c39747 100644
--- a/backend/src/services/StatusService.ts
+++ b/backend/src/services/StatusService.ts
@@ -137,8 +137,6 @@ export async function getStatusPagePublicData() {
   // 获取所有配置
   const configsResult = await repositories.getAllStatusPageConfigs();
 
-  console.log("configsResult", configsResult);
-
   if (!configsResult || configsResult.length === 0) {
     console.log("没有找到任何配置");
 
@@ -160,15 +158,12 @@ export async function getStatusPagePublicData() {
     config.id as number
   );
 
-  console.log("selectedMonitors", selectedMonitors);
 
   // 获取选中的客户端
   const selectedAgents = await repositories.getSelectedAgents(
     config.id as number
   );
 
-  console.log("selectedAgents", selectedAgents);
-
   // 获取监控项详细信息
   let monitors: any[] = [];
   if (selectedMonitors && selectedMonitors.length > 0) {
diff --git a/backend/src/services/UserService.ts b/backend/src/services/UserService.ts
index 6a77015..b5ad9d0 100644
--- a/backend/src/services/UserService.ts
+++ b/backend/src/services/UserService.ts
@@ -1,5 +1,6 @@
 import { compare, hash } from "bcryptjs";
 import * as repositories from "../repositories";
+import { error } from "console";
 
 export async function getAllUsersService(userRole: string) {
   try {
@@ -213,40 +214,28 @@ export async function changePasswordService(
   passwordData: {
     currentPassword?: string;
     newPassword: string;
-  },
-  currentUserId: number,
-  userRole: string
+  }
 ) {
   try {
-    // 检查权限（仅允许用户本人或管理员）
-    if (userRole !== "admin" && currentUserId !== id) {
-      return { success: false, message: "无权修改此用户密码", status: 403 };
-    }
-
-    // 管理员可以不提供当前密码
-    if (userRole !== "admin" && !passwordData.currentPassword) {
-      return { success: false, message: "必须提供当前密码", status: 400 };
-    }
-
     if (!passwordData.newPassword) {
-      return { success: false, message: "必须提供新密码", status: 400 };
+      throw error("new password is required");
     }
 
     // 获取用户
     const user = await repositories.getFullUserById(id);
 
     if (!user) {
-      return { success: false, message: "用户不存在", status: 404 };
+      throw error("user not found");
     }
 
     // 非管理员需要验证当前密码
-    if (userRole !== "admin" && passwordData.currentPassword) {
+    if (passwordData.currentPassword) {
       const isPasswordValid = await compare(
         passwordData.currentPassword,
         user.password
       );
       if (!isPasswordValid) {
-        return { success: false, message: "当前密码不正确", status: 400 };
+       throw error("current password is invalid");
       }
     }
 
@@ -259,6 +248,6 @@ export async function changePasswordService(
     return { success: true, message: "密码已更新", status: 200 };
   } catch (error) {
     console.error("修改密码错误:", error);
-    return { success: false, message: "修改密码失败", status: 500 };
+    return { success: false, message: error, status: 500 };
   }
 }