feat: 完成短剧项目空间与结构化资产创作闭环 (#38)

* feat(canvas): 短剧项目空间 - 建立项目章节与画布关联 MVP

* feat(canvas): 短剧项目空间 - 完善项目资产、镜头与流程闭环

Refs #30

* fix(deploy): 本地部署 - 修复前端构建并忽略本地 PostgreSQL 配置

* feat(*): 短剧项目空间 - 完成项目、章节、资产、角色与画布创作闭环

Refs #30

---------

Co-authored-by: ddCat <ddcat666@88.com>

backend/internal/database/schema.go

@@ -31,6 +31,21 @@ func Models() []any {
 		&model.UserSkillState{},
 		&model.Resource{},
 		&model.Asset{},
+		&model.ProjectAssetLink{},
+		&model.ProjectAssetCandidate{},
+		&model.AssetVersion{},
+		&model.AssetRepresentation{},
+		&model.VoiceProfile{},
+		&model.CharacterVoiceBinding{},
+		&model.Project{},
+		&model.ProjectUnit{},
+		&model.CanvasUnitLink{},
+		&model.Shot{},
+		&model.ShotAssetReference{},
+		&model.WorkflowTemplateVersion{},
+		&model.WorkflowInstance{},
+		&model.WorkflowStepInstance{},
+		&model.WorkflowStepTask{},
 		&model.CanvasProject{},
 		&model.CanvasShare{},
 		&model.StoryboardPromptTemplate{},
@@ -49,6 +64,10 @@ func MigrateSchema(db *gorm.DB) error {
 	if err := db.AutoMigrate(Models()...); err != nil {
 		return err
 	}
+	// 逻辑删除后的同名模型允许重新添加，旧唯一索引不能继续覆盖已删除记录。
+	if err := db.Exec("DROP INDEX IF EXISTS idx_channel_model_key").Error; err != nil {
+		return err
+	}
 	if err := db.Exec("DROP INDEX IF EXISTS idx_users_email").Error; err != nil {
 		return err
 	}