feat: add profile api

apps/user/serializers.py

@@ -11,8 +11,8 @@ class UserSerializer(serializers.ModelSerializer):
         fields = [
             'id', 'username', 'real_name', 'phone', 'avatar',
             'gender', 'role_type', 'institution', 'institution_name',
-            'department', 'department_name', 'title_name', 'major',
-            'training_stage', 'learning_target', 'competency_profile',
+            'department', 'department_name', 'title_name', 'practice_years',
+            'major', 'training_stage', 'learning_target', 'competency_profile',
             'weak_dimensions', 'strong_dimensions', 'ai_preference',
             'total_training_count', 'total_case_count', 'current_level',
             'status', 'last_login_time', 'created_at', 'updated_at'
@@ -44,11 +44,27 @@ class UserUpdateSerializer(serializers.ModelSerializer):
         model = User
         fields = [
             'real_name', 'phone', 'avatar', 'gender', 'role_type',
-            'institution', 'department', 'title_name', 'major',
-            'training_stage', 'learning_target', 'status'
+            'institution', 'department', 'title_name', 'practice_years',
+            'major', 'training_stage', 'learning_target', 'status'
         ]
 
 
+class StudentProfileConfigSerializer(serializers.Serializer):
+    """医学生信息配置（首次进入系统）——科室、专业职称、执业年限"""
+    department = serializers.PrimaryKeyRelatedField(
+        queryset=Department.objects.all(), help_text='执业科室 ID'
+    )
+    title_name = serializers.CharField(max_length=50, help_text='专业职称，如：住院医师')
+    practice_years = serializers.CharField(max_length=20, help_text='执业年限，如：1-3年')
+
+    def validate_department(self, value):
+        """科室必须属于当前用户所在机构"""
+        user = self.context['request'].user
+        if user.institution_id and value.institution_id != user.institution_id:
+            raise serializers.ValidationError('所选科室不属于您所在的机构')
+        return value
+
+
 class UserPasswordSerializer(serializers.Serializer):
     """密码修改序列化器"""
     old_password = serializers.CharField(required=True, write_only=True)