add: profile backgrounds

packages/misskey-js/src/api.types.ts

@@ -414,6 +414,7 @@ export type Endpoints = {
 		birthday?: string | null;
 		avatarId?: DriveFile['id'] | null;
 		bannerId?: DriveFile['id'] | null;
+		backgroundId?: DriveFile['id'] | null;
 		fields?: {
 			name: string;
 			value: string;

packages/misskey-js/src/entities.ts

@@ -35,6 +35,8 @@ export type UserDetailed = UserLite & {
 	bannerBlurhash: string | null;
 	bannerColor: string | null;
 	bannerUrl: string | null;
+	backgroundUrl: string | null;
+	backgroundBlurhash: string | null;
 	birthday: string | null;
 	createdAt: DateString;
 	description: string | null;
@@ -88,6 +90,7 @@ export type UserList = {
 export type MeDetailed = UserDetailed & {
 	avatarId: DriveFile['id'];
 	bannerId: DriveFile['id'];
+	backgroundId: DriveFile['id'];
 	autoAcceptFollowed: boolean;
 	alwaysMarkNsfw: boolean;
 	carefulBot: boolean;