diff --git a/.gitignore b/.gitignore
index 9129aa2..95a28f5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -39,3 +39,6 @@ Thumbs.db
 # 临时文件
 *.tmp
 *.bak
+
+# CoStrict
+.costrict/
\ No newline at end of file
diff --git a/README.md b/README.md
index 15392ed..cd9d163 100644
--- a/README.md
+++ b/README.md
@@ -208,9 +208,9 @@ classmanager/
 
 ## 使用说明
 
-学生端详见 [student.md](docs/student.md) 
-家长端详见 [parent.md](docs/parent.md)
-管理端详见 [admin.md](docs/admin.md)
+- 学生端详见 [student.md](docs/student.md) 
+- 家长端详见 [parent.md](docs/parent.md)
+- 管理端详见 [admin.md](docs/admin.md)
 
 ## 许可证
 
diff --git a/backend/services/auth_service.py b/backend/services/auth_service.py
index a0b52a3..1ceda0a 100644
--- a/backend/services/auth_service.py
+++ b/backend/services/auth_service.py
@@ -87,6 +87,7 @@ class AuthService:
             "username": user["username"],
             "real_name": user["real_name"],
             "user_type": user["user_type"],
+            "role": role,
             "need_change_password": user["need_change_password"] == 1,
             "redirect": redirect
         }
diff --git a/frontend/admin/dashboard.php b/frontend/admin/dashboard.php
index 8c0762d..d2b85d0 100644
--- a/frontend/admin/dashboard.php
+++ b/frontend/admin/dashboard.php
@@ -39,7 +39,7 @@ include __DIR__ . '/../includes/header.php';
     <a href="/admin/admins.php" class="nav-item">管理员管理</a>
     <?php endif; ?>
     <a href="/admin/history.php" class="nav-item">历史记录</a>
-    <a href="/admin/password.php" class="nav-item">修改密码</a>
+    <a href="/admin/passwork.php" class="nav-item">修改密码</a>
 </div>
 
 <div class="container">
@@ -51,7 +51,7 @@ include __DIR__ . '/../includes/header.php';
     </div>
     
     <div class="card">
-        <div class="card-title">操行分排行榜 (Top 10)</div>
+        <div class="card-title">操行分排行榜</div>
         <div class="table-wrapper">
             <table class="table">
                 <thead>
@@ -84,7 +84,7 @@ async function loadDashboard() {
     }
     document.getElementById('quickActions').innerHTML = quickActions || '<p>暂无快捷操作</p>';
     
-    const rankingRes = await apiGet('/api/student/ranking', { limit: 10 });
+    const rankingRes = await apiGet('/api/student/ranking', { limit: 100 });
     if (rankingRes && rankingRes.success) {
         let html = '';
         rankingRes.data.ranking.forEach((student, index) => {
diff --git a/frontend/admin/passwork.php b/frontend/admin/password.php
similarity index 100%
rename from frontend/admin/passwork.php
rename to frontend/admin/password.php
diff --git a/frontend/api/save_session.php b/frontend/api/save_session.php
index 7c4dd19..f6a704e 100644
--- a/frontend/api/save_session.php
+++ b/frontend/api/save_session.php
@@ -98,6 +98,7 @@ $_SESSION['user_id'] = $data['user_id'];
 $_SESSION['user_type'] = $data['user_type'];
 $_SESSION['username'] = $data['username'];
 $_SESSION['real_name'] = $data['real_name'] ?? '';
+$_SESSION['role'] = $data['role'] ?? '';  // 添加 role 字段
 $_SESSION['login_time'] = time();
 
 // 如果是学生，额外设置 student_id（与 user_id 相同）
diff --git a/frontend/index.php b/frontend/index.php
index 2bdf52e..0bb7a5f 100644
--- a/frontend/index.php
+++ b/frontend/index.php
@@ -97,7 +97,8 @@ if (isset($_SESSION['user_id']) && isset($_SESSION['user_type'])) {
                                 user_id: userData.user_id,
                                 user_type: userData.user_type,
                                 username: userData.username,
-                                real_name: userData.real_name
+                                real_name: userData.real_name,
+                                role: userData.role || ''
                             })
                         });