fix(asset-library): 素材库 - 支持自定义分类、分页、完整预览和批量上传

backend/internal/database/migrations.go

@@ -10,13 +10,14 @@ import (
 	"gorm.io/gorm"
 )
 
-const CurrentSchemaVersion int64 = 5
+const CurrentSchemaVersion int64 = 6
 
 const baselineSchemaChecksum = "sha256:open-ai-canvas-schema-v1-20260830"
 const schemaMigrationAppliedAtIndexChecksum = "sha256:schema-migrations-applied-at-index-v2-20260830"
 const assetTaxonomyCandidateIdentityChecksum = "sha256:asset-taxonomy-candidate-identity-v3-20260831-r1"
 const resourceUploadKeyChecksum = "sha256:resource-upload-key-v4-20260901"
 const paymentTopupChecksum = "sha256:payment-topup-v5-20260902"
+const assetLibraryFoldersChecksum = "sha256:asset-library-folders-v6-20260902"
 
 const postgresSchemaMigrationLockID int64 = 73123910420260830
 
@@ -48,6 +49,7 @@ var schemaMigrations = []migration{
 	{version: 3, name: "asset_taxonomy_candidate_identity", checksum: assetTaxonomyCandidateIdentityChecksum, apply: migrateSchemaV3},
 	{version: 4, name: "resource_upload_key", checksum: resourceUploadKeyChecksum, apply: migrateSchemaV4},
 	{version: 5, name: "payment_topup", checksum: paymentTopupChecksum, apply: migrateSchemaV5},
+	{version: 6, name: "asset_library_folders", checksum: assetLibraryFoldersChecksum, apply: migrateSchemaV6},
 }
 
 func migrateSchemaV2(tx *gorm.DB) error {
@@ -123,6 +125,13 @@ func migrateSchemaV5(tx *gorm.DB) error {
 	return nil
 }
 
+func migrateSchemaV6(tx *gorm.DB) error {
+	if err := tx.AutoMigrate(&model.Asset{}, &model.AssetFolder{}); err != nil {
+		return fmt.Errorf("创建个人素材分类并扩展素材目录字段：%w", err)
+	}
+	return nil
+}
+
 func MigrateSchema(db *gorm.DB) error {
 	return db.Transaction(func(tx *gorm.DB) error {
 		if tx.Dialector.Name() == "postgres" {

backend/internal/database/schema.go

@@ -59,6 +59,7 @@ func Models() []any {
 		&model.ResourceDeletionJob{},
 		&model.AnnouncementImageDraft{},
 		&model.Asset{},
+		&model.AssetFolder{},
 		&model.ProjectAssetLink{},
 		&model.ProjectAssetFolder{},
 		&model.ProjectAssetCandidate{},