feat: 添加媒体播放功能，支持基于短时效token的播放入口及相关API接口

backend/app/services/services.gen.go

@@ -8,28 +8,30 @@ var _db *gorm.DB
 
 // exported CamelCase Services
 var (
-	Content    *content
-	Ledger     *ledger
-	MediaAsset *mediaAsset
-	Order      *order
-	Tenant     *tenant
-	TenantJoin *tenantJoin
-	Test       *test
-	User       *user
+	Content       *content
+	Ledger        *ledger
+	MediaAsset    *mediaAsset
+	MediaDelivery *mediaDelivery
+	Order         *order
+	Tenant        *tenant
+	TenantJoin    *tenantJoin
+	Test          *test
+	User          *user
 )
 
 // @provider(model)
 type services struct {
 	db *gorm.DB
 	// define Services
-	content    *content
-	ledger     *ledger
-	mediaAsset *mediaAsset
-	order      *order
-	tenant     *tenant
-	tenantJoin *tenantJoin
-	test       *test
-	user       *user
+	content       *content
+	ledger        *ledger
+	mediaAsset    *mediaAsset
+	mediaDelivery *mediaDelivery
+	order         *order
+	tenant        *tenant
+	tenantJoin    *tenantJoin
+	test          *test
+	user          *user
 }
 
 func (svc *services) Prepare() error {
@@ -39,6 +41,7 @@ func (svc *services) Prepare() error {
 	Content = svc.content
 	Ledger = svc.ledger
 	MediaAsset = svc.mediaAsset
+	MediaDelivery = svc.mediaDelivery
 	Order = svc.order
 	Tenant = svc.tenant
 	TenantJoin = svc.tenantJoin