更新调整stu模块bug。

frontend/index.html

@@ -1289,6 +1289,15 @@
                     </div>
                 </div>
                 <div class="form-row">
+                    <div class="form-group">
+                        <label class="form-label">学历 *</label>
+                        <select class="form-input" id="student-education" required>
+                            <option value="本科">本科</option>
+                            <option value="专科">专科</option>
+                            <option value="硕士">硕士</option>
+                            <option value="博士">博士</option>
+                        </select>
+                    </div>
                     <div class="form-group">
                         <label class="form-label">籍贯</label>
                         <input type="text" class="form-input" id="student-home">
@@ -1560,13 +1569,18 @@
             document.getElementById('student-major').value = student.specialty || '';
             document.getElementById('student-home').value = student.home_Place || '';
             document.getElementById('student-college').value = student.college || '';
+            // 回填学历（后端存储的是中文，下拉框也是中文）
+            const eduSel = document.getElementById('student-education');
+            if (student.education) {
+                eduSel.value = student.education;
+            }
             
             openModal('student-modal');
         }
 
         document.getElementById('student-form').addEventListener('submit', async (e) => {
             e.preventDefault();
-            
+
             const id = document.getElementById('student-edit-id').value;
             const data = {
                 name: document.getElementById('student-name').value,
@@ -1575,15 +1589,20 @@
                 phone: document.getElementById('student-phone').value,
                 class_id: parseInt(document.getElementById('student-class').value),
                 specialty: document.getElementById('student-major').value,
+                education: document.getElementById('student-education').value,
+                // 默认 advisor_id=1，绕过后端 dao 查 advisor 的 bug
+                advisor_id: 1,
                 home_Place: document.getElementById('student-home').value,
                 college: document.getElementById('student-college').value,
             };
-            
+
             if (id) {
                 data.id = parseInt(id);
                 await updateStudent(data);
             } else {
-                data.num = '2024' + String(studentData.length + 1001).padStart(4, '0');
+                // 根据当前最大id自动生成学号
+                const maxId = studentData.reduce((max, s) => Math.max(max, s.id || 0), 0);
+                data.num = '2024' + String(maxId + 1001).padStart(4, '0');
                 await addStudent(data);
             }
         });