feat(Sora): 完成Sora网关接入与媒体能力

新增 Sora 网关路由、账号调度与同步服务\n补充媒体代理与签名 URL、模型列表动态拉取\n完善计费配置、前端支持与相关测试

backend/ent/usagelog/usagelog.go

@@ -72,6 +72,8 @@ const (
 	FieldImageCount = "image_count"
 	// FieldImageSize holds the string denoting the image_size field in the database.
 	FieldImageSize = "image_size"
+	// FieldMediaType holds the string denoting the media_type field in the database.
+	FieldMediaType = "media_type"
 	// FieldCreatedAt holds the string denoting the created_at field in the database.
 	FieldCreatedAt = "created_at"
 	// EdgeUser holds the string denoting the user edge name in mutations.
@@ -155,6 +157,7 @@ var Columns = []string{
 	FieldIPAddress,
 	FieldImageCount,
 	FieldImageSize,
+	FieldMediaType,
 	FieldCreatedAt,
 }
 
@@ -211,6 +214,8 @@ var (
 	DefaultImageCount int
 	// ImageSizeValidator is a validator for the "image_size" field. It is called by the builders before save.
 	ImageSizeValidator func(string) error
+	// MediaTypeValidator is a validator for the "media_type" field. It is called by the builders before save.
+	MediaTypeValidator func(string) error
 	// DefaultCreatedAt holds the default value on creation for the "created_at" field.
 	DefaultCreatedAt func() time.Time
 )
@@ -368,6 +373,11 @@ func ByImageSize(opts ...sql.OrderTermOption) OrderOption {
 	return sql.OrderByField(FieldImageSize, opts...).ToFunc()
 }
 
+// ByMediaType orders the results by the media_type field.
+func ByMediaType(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldMediaType, opts...).ToFunc()
+}
+
 // ByCreatedAt orders the results by the created_at field.
 func ByCreatedAt(opts ...sql.OrderTermOption) OrderOption {
 	return sql.OrderByField(FieldCreatedAt, opts...).ToFunc()