feat: 添加媒体资产文件名支持，优化上传和内容获取逻辑

backend/app/services/creator.go

@@ -545,15 +545,38 @@ func (s *creator) GetSettings(ctx context.Context, userID int64) (*creator_dto.S
 	if err != nil {
 		return nil, errorx.ErrRecordNotFound
 	}
-	// Extract from t.Config
+	cfg := t.Config.Data()
 	return &creator_dto.Settings{
-		Name: t.Name,
-		// Bio/Avatar from Config
+		Name:        t.Name,
+		Bio:         cfg.Bio,
+		Avatar:      cfg.Avatar,
+		Cover:       cfg.Cover,
+		Description: cfg.Description,
 	}, nil
 }
 
 func (s *creator) UpdateSettings(ctx context.Context, userID int64, form *creator_dto.Settings) error {
-	return nil
+	tid, err := s.getTenantID(ctx, userID)
+	if err != nil {
+		return err
+	}
+
+	t, err := models.TenantQuery.WithContext(ctx).Where(models.TenantQuery.ID.Eq(tid)).First()
+	if err != nil {
+		return errorx.ErrRecordNotFound
+	}
+
+	cfg := t.Config.Data()
+	cfg.Bio = form.Bio
+	cfg.Avatar = form.Avatar
+	cfg.Cover = form.Cover
+	cfg.Description = form.Description
+
+	_, err = models.TenantQuery.WithContext(ctx).Where(models.TenantQuery.ID.Eq(tid)).Updates(&models.Tenant{
+		Name:   form.Name,
+		Config: types.NewJSONType(cfg),
+	})
+	return err
 }
 
 func (s *creator) ListPayoutAccounts(ctx context.Context, userID int64) ([]creator_dto.PayoutAccount, error) {

backend/database/fields/tenants.go

@@ -2,6 +2,10 @@ package fields
 
 // TenantConfig 租户配置
 type TenantConfig struct {
-	Theme    string   `json:"theme,omitempty"`
-	Features []string `json:"features,omitempty"`
+	Theme       string   `json:"theme,omitempty"`
+	Features    []string `json:"features,omitempty"`
+	Bio         string   `json:"bio,omitempty"`
+	Avatar      string   `json:"avatar,omitempty"`
+	Cover       string   `json:"cover,omitempty"`
+	Description string   `json:"description,omitempty"`
 }