fix: SQL语句错误修复 + 版本号更新

backend/app.py

@@ -185,7 +185,7 @@ def init_db():
     # 初始化管理员账户
     cursor.execute('SELECT COUNT(*) FROM admin_users')
     if cursor.fetchone()[0] == 0:
-        cursor.execute('INSERT INTO admin_users (username, password_hash) VALUES (?, ?', 
+        cursor.execute('INSERT INTO admin_users (username, password_hash) VALUES (?, ?)', 
                        (ADMIN_USERNAME, ADMIN_PASSWORD_HASH))
     
     conn.commit()

www/app.js

@@ -1445,7 +1445,7 @@ function renderProfilePage() {
         </div>
         
         <div class="profile-footer">
-          <p>AI助手 v3.5.1</p>
+          <p>AI助手 v3.6.0</p>
           <p>基于智谱 GLM-4.5-Air</p>
         </div>
       </div>