更新个人资料页和文章类型需求分析，增加增值版与普通版的计价逻辑及相关字段展示。优化小程序页面，确保用户在选择导师顾问时的跳转逻辑一致性，提升用户体验。调整文档以反映最新开发进展，增强功能可用性与团队协作效率。

soul-api/internal/handler/book.go

@@ -151,11 +151,18 @@ func BookChapters(c *gin.Context) {
 			c.JSON(http.StatusBadRequest, gin.H{"success": false, "error": "缺少 id"})
 			return
 		}
-		if err := db.Model(&model.Chapter{}).Where("id = ?", body.ID).Updates(map[string]interface{}{
+		updates := map[string]interface{}{
 			"part_title": body.PartTitle, "chapter_title": body.ChapterTitle, "section_title": body.SectionTitle,
 			"content": body.Content, "word_count": body.WordCount, "is_free": body.IsFree, "price": body.Price,
 			"sort_order": body.SortOrder, "status": body.Status,
-		}).Error; err != nil {
+		}
+		if body.EditionStandard != nil {
+			updates["edition_standard"] = body.EditionStandard
+		}
+		if body.EditionPremium != nil {
+			updates["edition_premium"] = body.EditionPremium
+		}
+		if err := db.Model(&model.Chapter{}).Where("id = ?", body.ID).Updates(updates).Error; err != nil {
 			c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
 			return
 		}