diff --git a/src/backend/app/controllers/auth_controller.py b/src/backend/app/controllers/auth_controller.py
index ddb55e3..b84c7a7 100644
--- a/src/backend/app/controllers/auth_controller.py
+++ b/src/backend/app/controllers/auth_controller.py
@@ -24,11 +24,27 @@ def int_jwt_required(f):
 
 auth_bp = Blueprint('auth', __name__)
 
-@auth_bp.route('/code', methods=['GET'])
-def send_email_verification_code(email: str = "3310207578@qq.com", purpose: str = 'register'):
-    email = "3310207578@qq.com"
-    send_verification_code(email, purpose=purpose)
-    return jsonify({'message': '验证码已发送'}), 200
+@auth_bp.route('/code', methods=['POST'])
+def send_email_verification_code():
+    """发送邮箱验证码"""
+    try:
+        data = request.get_json()
+        email = data.get('email')
+        purpose = data.get('purpose', 'register')
+        
+        if not email:
+            return jsonify({'error': '邮箱不能为空'}), 400
+        
+        # 验证邮箱格式
+        email_pattern = r'^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$'
+        if not re.match(email_pattern, email):
+            return jsonify({'error': '邮箱格式不正确'}), 400
+        
+        send_verification_code(email, purpose=purpose)
+        return jsonify({'message': '验证码已发送'}), 200
+        
+    except Exception as e:
+        return jsonify({'error': f'发送验证码失败: {str(e)}'}), 500
 
 @auth_bp.route('/register', methods=['POST'])
 def register():