feat(canvas): 创作体验 - 合并 PR #282 并优化引用、风格与素材文件夹

backend/internal/database/schema.go

@@ -42,6 +42,7 @@ func Models() []any {
 		&model.Resource{},
 		&model.Asset{},
 		&model.ProjectAssetLink{},
+		&model.ProjectAssetFolder{},
 		&model.ProjectAssetCandidate{},
 		&model.AssetVersion{},
 		&model.AssetRepresentation{},