Merge branch 'develop' into mkusername-empty

38 files changed, 642 insertions, 193 deletions

diff --git a/packages/backend/src/@types/redis-lock.d.ts b/packages/backend/src/@types/redis-lock.d.ts
new file mode 100644
index 0000000000..9242656a98
--- /dev/null
+++ b/packages/backend/src/@types/redis-lock.d.ts
@@ -0,0 +1,8 @@
+declare module 'redis-lock' {
+	import type Redis from 'ioredis';
+
+	type Lock = (lockName: string, timeout?: number, taskToPerform?: () => Promise<void>) => void;
+	function redisLock(client: Redis.Redis, retryDelay: number): Lock;
+
+	export = redisLock;
+}
diff --git a/packages/backend/src/core/AppLockService.ts b/packages/backend/src/core/AppLockService.ts
index 5f3072a415..ee179b7f01 100644
--- a/packages/backend/src/core/AppLockService.ts
+++ b/packages/backend/src/core/AppLockService.ts
@@ -12,7 +12,7 @@ const retryDelay = 100;
 
 @Injectable()
 export class AppLockService {
-	private lock: (key: string, timeout?: number) => Promise<() => void>;
+	private lock: (key: string, timeout?: number, _?: (() => Promise<void>) | undefined) => Promise<() => void>;
 
 	constructor(
 		@Inject(DI.redis)
diff --git a/packages/backend/src/core/MfmService.ts b/packages/backend/src/core/MfmService.ts
index 8d961452c7..9b2d5dc0ff 100644
--- a/packages/backend/src/core/MfmService.ts
+++ b/packages/backend/src/core/MfmService.ts
@@ -1,7 +1,7 @@
 import { URL } from 'node:url';
 import { Inject, Injectable } from '@nestjs/common';
 import * as parse5 from 'parse5';
-import { JSDOM } from 'jsdom';
+import { Window } from 'happy-dom';
 import { DI } from '@/di-symbols.js';
 import type { Config } from '@/config.js';
 import { intersperse } from '@/misc/prelude/array.js';
@@ -235,7 +235,7 @@ export class MfmService {
 			return null;
 		}
 	
-		const { window } = new JSDOM('');
+		const { window } = new Window();
 	
 		const doc = window.document;
 	
@@ -300,7 +300,7 @@ export class MfmService {
 	
 			hashtag: (node) => {
 				const a = doc.createElement('a');
-				a.href = `${this.config.url}/tags/${node.props.hashtag}`;
+				a.setAttribute('href', `${this.config.url}/tags/${node.props.hashtag}`);
 				a.textContent = `#${node.props.hashtag}`;
 				a.setAttribute('rel', 'tag');
 				return a;
@@ -326,7 +326,7 @@ export class MfmService {
 	
 			link: (node) => {
 				const a = doc.createElement('a');
-				a.href = node.props.url;
+				a.setAttribute('href', node.props.url);
 				appendChildren(node.children, a);
 				return a;
 			},
@@ -335,7 +335,7 @@ export class MfmService {
 				const a = doc.createElement('a');
 				const { username, host, acct } = node.props;
 				const remoteUserInfo = mentionedRemoteUsers.find(remoteUser => remoteUser.username === username && remoteUser.host === host);
-				a.href = remoteUserInfo ? (remoteUserInfo.url ? remoteUserInfo.url : remoteUserInfo.uri) : `${this.config.url}/${acct}`;
+				a.setAttribute('href', remoteUserInfo ? (remoteUserInfo.url ? remoteUserInfo.url : remoteUserInfo.uri) : `${this.config.url}/${acct}`);
 				a.className = 'u-url mention';
 				a.textContent = acct;
 				return a;
@@ -360,14 +360,14 @@ export class MfmService {
 	
 			url: (node) => {
 				const a = doc.createElement('a');
-				a.href = node.props.url;
+				a.setAttribute('href', node.props.url);
 				a.textContent = node.props.url;
 				return a;
 			},
 	
 			search: (node) => {
 				const a = doc.createElement('a');
-				a.href = `https://www.google.com/search?q=${node.props.query}`;
+				a.setAttribute('href', `https://www.google.com/search?q=${node.props.query}`);
 				a.textContent = node.props.content;
 				return a;
 			},
diff --git a/packages/backend/src/core/PushNotificationService.ts b/packages/backend/src/core/PushNotificationService.ts
index 75bf4b0e01..2cad1bc07e 100644
--- a/packages/backend/src/core/PushNotificationService.ts
+++ b/packages/backend/src/core/PushNotificationService.ts
@@ -9,7 +9,7 @@ import { MetaService } from '@/core/MetaService.js';
 import { bindThis } from '@/decorators.js';
 
 // Defined also packages/sw/types.ts#L13
-type pushNotificationsTypes = {
+type PushNotificationsTypes = {
 	'notification': Packed<'Notification'>;
 	'unreadAntennaNote': {
 		antenna: { id: string, name: string };
@@ -22,8 +22,8 @@ type pushNotificationsTypes = {
 };
 
 // Reduce length because push message servers have character limits
-function truncateBody<T extends keyof pushNotificationsTypes>(type: T, body: pushNotificationsTypes[T]): pushNotificationsTypes[T] {
-	if (body === undefined) return body;
+function truncateBody<T extends keyof PushNotificationsTypes>(type: T, body: PushNotificationsTypes[T]): PushNotificationsTypes[T] {
+	if (typeof body !== 'object') return body;
 
 	return {
 		...body,
@@ -56,7 +56,7 @@ export class PushNotificationService {
 	}
 
 	@bindThis
-	public async pushNotification<T extends keyof pushNotificationsTypes>(userId: string, type: T, body: pushNotificationsTypes[T]) {
+	public async pushNotification<T extends keyof PushNotificationsTypes>(userId: string, type: T, body: PushNotificationsTypes[T]) {
 		const meta = await this.metaService.fetch();
 	
 		if (!meta.enableServiceWorker || meta.swPublicKey == null || meta.swPrivateKey == null) return;
diff --git a/packages/backend/src/core/activitypub/ApInboxService.ts b/packages/backend/src/core/activitypub/ApInboxService.ts
index 9bd80b6066..6d9569bce2 100644
--- a/packages/backend/src/core/activitypub/ApInboxService.ts
+++ b/packages/backend/src/core/activitypub/ApInboxService.ts
@@ -450,9 +450,11 @@ export class ApInboxService {
 			return `skip: delete actor ${actor.uri} !== ${uri}`;
 		}
 	
-		const user = await this.usersRepository.findOneByOrFail({ id: actor.id });
-		if (user.isDeleted) {
-			this.logger.info('skip: already deleted');
+		const user = await this.usersRepository.findOneBy({ id: actor.id });
+		if (user == null) {
+			return 'skip: actor not found';
+		} else if (user.isDeleted) {
+			return 'skip: already deleted';
 		}
 	
 		const job = await this.queueService.createDeleteAccountJob(actor);
diff --git a/packages/backend/src/core/activitypub/ApRequestService.ts b/packages/backend/src/core/activitypub/ApRequestService.ts
index bfd53dfabf..71fbc29476 100644
--- a/packages/backend/src/core/activitypub/ApRequestService.ts
+++ b/packages/backend/src/core/activitypub/ApRequestService.ts
@@ -28,31 +28,15 @@ type PrivateKey = {
 	keyId: string;
 };
 
-@Injectable()
-export class ApRequestService {
-	private logger: Logger;
-
-	constructor(
-		@Inject(DI.config)
-		private config: Config,
-
-		private userKeypairStoreService: UserKeypairStoreService,
-		private httpRequestService: HttpRequestService,
-		private loggerService: LoggerService,
-	) {
-		// eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
-		this.logger = this.loggerService?.getLogger('ap-request'); // なぜか TypeError: Cannot read properties of undefined (reading 'getLogger') と言われる
-	}
-
-	@bindThis
-	private createSignedPost(args: { key: PrivateKey, url: string, body: string, additionalHeaders: Record<string, string> }): Signed {
+export class ApRequestCreator {
+	static createSignedPost(args: { key: PrivateKey, url: string, body: string, additionalHeaders: Record<string, string> }): Signed {
 		const u = new URL(args.url);
 		const digestHeader = `SHA-256=${crypto.createHash('sha256').update(args.body).digest('base64')}`;
 
 		const request: Request = {
 			url: u.href,
 			method: 'POST',
-			headers: this.objectAssignWithLcKey({
+			headers: this.#objectAssignWithLcKey({
 				'Date': new Date().toUTCString(),
 				'Host': u.host,
 				'Content-Type': 'application/activity+json',
@@ -60,7 +44,7 @@ export class ApRequestService {
 			}, args.additionalHeaders),
 		};
 
-		const result = this.signToRequest(request, args.key, ['(request-target)', 'date', 'host', 'digest']);
+		const result = this.#signToRequest(request, args.key, ['(request-target)', 'date', 'host', 'digest']);
 
 		return {
 			request,
@@ -70,21 +54,20 @@ export class ApRequestService {
 		};
 	}
 
-	@bindThis
-	private createSignedGet(args: { key: PrivateKey, url: string, additionalHeaders: Record<string, string> }): Signed {
+	static createSignedGet(args: { key: PrivateKey, url: string, additionalHeaders: Record<string, string> }): Signed {
 		const u = new URL(args.url);
 
 		const request: Request = {
 			url: u.href,
 			method: 'GET',
-			headers: this.objectAssignWithLcKey({
+			headers: this.#objectAssignWithLcKey({
 				'Accept': 'application/activity+json, application/ld+json',
 				'Date': new Date().toUTCString(),
 				'Host': new URL(args.url).host,
 			}, args.additionalHeaders),
 		};
 
-		const result = this.signToRequest(request, args.key, ['(request-target)', 'date', 'host', 'accept']);
+		const result = this.#signToRequest(request, args.key, ['(request-target)', 'date', 'host', 'accept']);
 
 		return {
 			request,
@@ -94,13 +77,12 @@ export class ApRequestService {
 		};
 	}
 
-	@bindThis
-	private signToRequest(request: Request, key: PrivateKey, includeHeaders: string[]): Signed {
-		const signingString = this.genSigningString(request, includeHeaders);
+	static #signToRequest(request: Request, key: PrivateKey, includeHeaders: string[]): Signed {
+		const signingString = this.#genSigningString(request, includeHeaders);
 		const signature = crypto.sign('sha256', Buffer.from(signingString), key.privateKeyPem).toString('base64');
 		const signatureHeader = `keyId="${key.keyId}",algorithm="rsa-sha256",headers="${includeHeaders.join(' ')}",signature="${signature}"`;
 
-		request.headers = this.objectAssignWithLcKey(request.headers, {
+		request.headers = this.#objectAssignWithLcKey(request.headers, {
 			Signature: signatureHeader,
 		});
 		// node-fetch will generate this for us. if we keep 'Host', it won't change with redirects!
@@ -114,9 +96,8 @@ export class ApRequestService {
 		};
 	}
 
-	@bindThis
-	private genSigningString(request: Request, includeHeaders: string[]): string {
-		request.headers = this.lcObjectKey(request.headers);
+	static #genSigningString(request: Request, includeHeaders: string[]): string {
+		request.headers = this.#lcObjectKey(request.headers);
 
 		const results: string[] = [];
 
@@ -131,16 +112,31 @@ export class ApRequestService {
 		return results.join('\n');
 	}
 
-	@bindThis
-	private lcObjectKey(src: Record<string, string>): Record<string, string> {
+	static #lcObjectKey(src: Record<string, string>): Record<string, string> {
 		const dst: Record<string, string> = {};
 		for (const key of Object.keys(src).filter(x => x !== '__proto__' && typeof src[x] === 'string')) dst[key.toLowerCase()] = src[key];
 		return dst;
 	}
 
-	@bindThis
-	private objectAssignWithLcKey(a: Record<string, string>, b: Record<string, string>): Record<string, string> {
-		return Object.assign(this.lcObjectKey(a), this.lcObjectKey(b));
+	static #objectAssignWithLcKey(a: Record<string, string>, b: Record<string, string>): Record<string, string> {
+		return Object.assign(this.#lcObjectKey(a), this.#lcObjectKey(b));
+	}
+}
+
+@Injectable()
+export class ApRequestService {
+	private logger: Logger;
+
+	constructor(
+		@Inject(DI.config)
+		private config: Config,
+
+		private userKeypairStoreService: UserKeypairStoreService,
+		private httpRequestService: HttpRequestService,
+		private loggerService: LoggerService,
+	) {
+		// eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
+		this.logger = this.loggerService?.getLogger('ap-request'); // なぜか TypeError: Cannot read properties of undefined (reading 'getLogger') と言われる
 	}
 
 	@bindThis
@@ -149,7 +145,7 @@ export class ApRequestService {
 
 		const keypair = await this.userKeypairStoreService.getUserKeypair(user.id);
 
-		const req = this.createSignedPost({
+		const req = ApRequestCreator.createSignedPost({
 			key: {
 				privateKeyPem: keypair.privateKey,
 				keyId: `${this.config.url}/users/${user.id}#main-key`,
@@ -176,7 +172,7 @@ export class ApRequestService {
 	public async signedGet(url: string, user: { id: User['id'] }) {
 		const keypair = await this.userKeypairStoreService.getUserKeypair(user.id);
 
-		const req = this.createSignedGet({
+		const req = ApRequestCreator.createSignedGet({
 			key: {
 				privateKeyPem: keypair.privateKey,
 				keyId: `${this.config.url}/users/${user.id}#main-key`,
diff --git a/packages/backend/src/core/activitypub/type.ts b/packages/backend/src/core/activitypub/type.ts
index 268bf99119..7f2ca9c05e 100644
--- a/packages/backend/src/core/activitypub/type.ts
+++ b/packages/backend/src/core/activitypub/type.ts
@@ -1,8 +1,8 @@
-export type obj = { [x: string]: any };
+export type Obj = { [x: string]: any };
 export type ApObject = IObject | string | (IObject | string)[];
 
 export interface IObject {
-	'@context'?: string | string[] | obj | obj[];
+	'@context'?: string | string[] | Obj | Obj[];
 	type: string | string[];
 	id?: string;
 	name?: string | null;
diff --git a/packages/backend/src/core/entities/NotificationEntityService.ts b/packages/backend/src/core/entities/NotificationEntityService.ts
index 34ff52ede8..33c76c6937 100644
--- a/packages/backend/src/core/entities/NotificationEntityService.ts
+++ b/packages/backend/src/core/entities/NotificationEntityService.ts
@@ -94,13 +94,6 @@ export class NotificationEntityService implements OnModuleInit {
 				}),
 				reaction: notification.reaction,
 			} : {}),
-			...(notification.type === 'pollVote' ? { // TODO: そのうち消す
-				note: this.noteEntityService.pack(notification.note ?? notification.noteId!, { id: notification.notifieeId }, {
-					detail: true,
-					_hint_: options._hintForEachNotes_,
-				}),
-				choice: notification.choice,
-			} : {}),
 			...(notification.type === 'pollEnded' ? {
 				note: this.noteEntityService.pack(notification.note ?? notification.noteId!, { id: notification.notifieeId }, {
 					detail: true,
diff --git a/packages/backend/src/core/entities/RoleEntityService.ts b/packages/backend/src/core/entities/RoleEntityService.ts
index f2ba642375..80ef5ac1fa 100644
--- a/packages/backend/src/core/entities/RoleEntityService.ts
+++ b/packages/backend/src/core/entities/RoleEntityService.ts
@@ -25,14 +25,7 @@ export class RoleEntityService {
 	public async pack(
 		src: Role['id'] | Role,
 		me?: { id: User['id'] } | null | undefined,
-		options?: {
-			detail?: boolean;
-		},
 	) {
-		const opts = Object.assign({
-			detail: true,
-		}, options);
-
 		const role = typeof src === 'object' ? src : await this.rolesRepository.findOneByOrFail({ id: src });
 
 		const assigns = await this.roleAssignmentsRepository.findBy({
@@ -65,9 +58,6 @@ export class RoleEntityService {
 			canEditMembersByModerator: role.canEditMembersByModerator,
 			policies: policies,
 			usersCount: assigns.length,
-			...(opts.detail ? {
-				users: this.userEntityService.packMany(assigns.map(x => x.userId), me),
-			} : {}),
 		});
 	}
 
@@ -75,11 +65,8 @@ export class RoleEntityService {
 	public packMany(
 		roles: any[],
 		me: { id: User['id'] },
-		options?: {
-			detail?: boolean;
-		},
 	) {
-		return Promise.all(roles.map(x => this.pack(x, me, options)));
+		return Promise.all(roles.map(x => this.pack(x, me)));
 	}
 }
 
diff --git a/packages/backend/src/models/entities/Notification.ts b/packages/backend/src/models/entities/Notification.ts
index 105f0d0407..51117efba5 100644
--- a/packages/backend/src/models/entities/Notification.ts
+++ b/packages/backend/src/models/entities/Notification.ts
@@ -1,5 +1,5 @@
 import { Entity, Index, JoinColumn, ManyToOne, Column, PrimaryColumn } from 'typeorm';
-import { notificationTypes } from '@/types.js';
+import { notificationTypes, obsoleteNotificationTypes } from '@/types.js';
 import { id } from '../id.js';
 import { User } from './User.js';
 import { Note } from './Note.js';
@@ -58,7 +58,6 @@ export class Notification {
 	 * renote - 投稿がRenoteされた
 	 * quote - 投稿が引用Renoteされた
 	 * reaction - 投稿にリアクションされた
-	 * pollVote - 投稿のアンケートに投票された (廃止)
 	 * pollEnded - 自分のアンケートもしくは自分が投票したアンケートが終了した
 	 * receiveFollowRequest - フォローリクエストされた
 	 * followRequestAccepted - 自分の送ったフォローリクエストが承認された
@@ -67,7 +66,10 @@ export class Notification {
 	 */
 	@Index()
 	@Column('enum', {
-		enum: notificationTypes,
+		enum: [
+			...notificationTypes,
+			...obsoleteNotificationTypes,
+		],
 		comment: 'The type of the Notification.',
 	})
 	public type: typeof notificationTypes[number];
diff --git a/packages/backend/src/models/entities/UserProfile.ts b/packages/backend/src/models/entities/UserProfile.ts
index 3d35b4cb5a..60c1c55de5 100644
--- a/packages/backend/src/models/entities/UserProfile.ts
+++ b/packages/backend/src/models/entities/UserProfile.ts
@@ -1,5 +1,5 @@
 import { Entity, Column, Index, OneToOne, JoinColumn, PrimaryColumn } from 'typeorm';
-import { ffVisibility, notificationTypes } from '@/types.js';
+import { obsoleteNotificationTypes, ffVisibility, notificationTypes } from '@/types.js';
 import { id } from '../id.js';
 import { User } from './User.js';
 import { Page } from './Page.js';
@@ -205,7 +205,7 @@ export class UserProfile {
 		enum: [ 
 			...notificationTypes,
 			// マイグレーションで削除が困難なので古いenumは残しておく
-			'groupInvited',
+			...obsoleteNotificationTypes,
 		],
 		array: true,
 		default: [],
diff --git a/packages/backend/src/server/api/ApiCallService.ts b/packages/backend/src/server/api/ApiCallService.ts
index cc27b36966..347fa59d36 100644
--- a/packages/backend/src/server/api/ApiCallService.ts
+++ b/packages/backend/src/server/api/ApiCallService.ts
@@ -108,9 +108,9 @@ export class ApiCallService implements OnApplicationShutdown {
 		const [path] = await createTemp();
 		await pump(multipartData.file, fs.createWriteStream(path));
 
-		const fields = {} as Record<string, string | undefined>;
+		const fields = {} as Record<string, unknown>;
 		for (const [k, v] of Object.entries(multipartData.fields)) {
-			fields[k] = v.value;
+			fields[k] = typeof v === 'object' && 'value' in v ? v.value : undefined;
 		}
 
 		const token = fields['i'];
diff --git a/packages/backend/src/server/api/EndpointsModule.ts b/packages/backend/src/server/api/EndpointsModule.ts
index 30101a2c60..d3e2219bd5 100644
--- a/packages/backend/src/server/api/EndpointsModule.ts
+++ b/packages/backend/src/server/api/EndpointsModule.ts
@@ -66,6 +66,7 @@ import * as ep___admin_roles_update from './endpoints/admin/roles/update.js';
 import * as ep___admin_roles_assign from './endpoints/admin/roles/assign.js';
 import * as ep___admin_roles_unassign from './endpoints/admin/roles/unassign.js';
 import * as ep___admin_roles_updateDefaultPolicies from './endpoints/admin/roles/update-default-policies.js';
+import * as ep___admin_roles_users from './endpoints/admin/roles/users.js';
 import * as ep___announcements from './endpoints/announcements.js';
 import * as ep___antennas_create from './endpoints/antennas/create.js';
 import * as ep___antennas_delete from './endpoints/antennas/delete.js';
@@ -170,6 +171,7 @@ import * as ep___i_2fa_keyDone from './endpoints/i/2fa/key-done.js';
 import * as ep___i_2fa_passwordLess from './endpoints/i/2fa/password-less.js';
 import * as ep___i_2fa_registerKey from './endpoints/i/2fa/register-key.js';
 import * as ep___i_2fa_register from './endpoints/i/2fa/register.js';
+import * as ep___i_2fa_updateKey from './endpoints/i/2fa/update-key.js';
 import * as ep___i_2fa_removeKey from './endpoints/i/2fa/remove-key.js';
 import * as ep___i_2fa_unregister from './endpoints/i/2fa/unregister.js';
 import * as ep___i_apps from './endpoints/i/apps.js';
@@ -276,6 +278,9 @@ import * as ep___flash_myLikes from './endpoints/flash/my-likes.js';
 import * as ep___ping from './endpoints/ping.js';
 import * as ep___pinnedUsers from './endpoints/pinned-users.js';
 import * as ep___promo_read from './endpoints/promo/read.js';
+import * as ep___roles_list from './endpoints/roles/list.js';
+import * as ep___roles_show from './endpoints/roles/show.js';
+import * as ep___roles_users from './endpoints/roles/users.js';
 import * as ep___requestResetPassword from './endpoints/request-reset-password.js';
 import * as ep___resetDb from './endpoints/reset-db.js';
 import * as ep___resetPassword from './endpoints/reset-password.js';
@@ -382,6 +387,7 @@ const $admin_roles_update: Provider = { provide: 'ep:admin/roles/update', useCla
 const $admin_roles_assign: Provider = { provide: 'ep:admin/roles/assign', useClass: ep___admin_roles_assign.default };
 const $admin_roles_unassign: Provider = { provide: 'ep:admin/roles/unassign', useClass: ep___admin_roles_unassign.default };
 const $admin_roles_updateDefaultPolicies: Provider = { provide: 'ep:admin/roles/update-default-policies', useClass: ep___admin_roles_updateDefaultPolicies.default };
+const $admin_roles_users: Provider = { provide: 'ep:admin/roles/users', useClass: ep___admin_roles_users.default };
 const $announcements: Provider = { provide: 'ep:announcements', useClass: ep___announcements.default };
 const $antennas_create: Provider = { provide: 'ep:antennas/create', useClass: ep___antennas_create.default };
 const $antennas_delete: Provider = { provide: 'ep:antennas/delete', useClass: ep___antennas_delete.default };
@@ -486,6 +492,7 @@ const $i_2fa_keyDone: Provider = { provide: 'ep:i/2fa/key-done', useClass: ep___
 const $i_2fa_passwordLess: Provider = { provide: 'ep:i/2fa/password-less', useClass: ep___i_2fa_passwordLess.default };
 const $i_2fa_registerKey: Provider = { provide: 'ep:i/2fa/register-key', useClass: ep___i_2fa_registerKey.default };
 const $i_2fa_register: Provider = { provide: 'ep:i/2fa/register', useClass: ep___i_2fa_register.default };
+const $i_2fa_updateKey: Provider = { provide: 'ep:i/2fa/update-key', useClass: ep___i_2fa_updateKey.default };
 const $i_2fa_removeKey: Provider = { provide: 'ep:i/2fa/remove-key', useClass: ep___i_2fa_removeKey.default };
 const $i_2fa_unregister: Provider = { provide: 'ep:i/2fa/unregister', useClass: ep___i_2fa_unregister.default };
 const $i_apps: Provider = { provide: 'ep:i/apps', useClass: ep___i_apps.default };
@@ -592,6 +599,9 @@ const $flash_myLikes: Provider = { provide: 'ep:flash/my-likes', useClass: ep___
 const $ping: Provider = { provide: 'ep:ping', useClass: ep___ping.default };
 const $pinnedUsers: Provider = { provide: 'ep:pinned-users', useClass: ep___pinnedUsers.default };
 const $promo_read: Provider = { provide: 'ep:promo/read', useClass: ep___promo_read.default };
+const $roles_list: Provider = { provide: 'ep:roles/list', useClass: ep___roles_list.default };
+const $roles_show: Provider = { provide: 'ep:roles/show', useClass: ep___roles_show.default };
+const $roles_users: Provider = { provide: 'ep:roles/users', useClass: ep___roles_users.default };
 const $requestResetPassword: Provider = { provide: 'ep:request-reset-password', useClass: ep___requestResetPassword.default };
 const $resetDb: Provider = { provide: 'ep:reset-db', useClass: ep___resetDb.default };
 const $resetPassword: Provider = { provide: 'ep:reset-password', useClass: ep___resetPassword.default };
@@ -702,6 +712,7 @@ const $retention: Provider = { provide: 'ep:retention', useClass: ep___retention
 		$admin_roles_assign,
 		$admin_roles_unassign,
 		$admin_roles_updateDefaultPolicies,
+		$admin_roles_users,
 		$announcements,
 		$antennas_create,
 		$antennas_delete,
@@ -806,6 +817,7 @@ const $retention: Provider = { provide: 'ep:retention', useClass: ep___retention
 		$i_2fa_passwordLess,
 		$i_2fa_registerKey,
 		$i_2fa_register,
+		$i_2fa_updateKey,
 		$i_2fa_removeKey,
 		$i_2fa_unregister,
 		$i_apps,
@@ -912,6 +924,9 @@ const $retention: Provider = { provide: 'ep:retention', useClass: ep___retention
 		$ping,
 		$pinnedUsers,
 		$promo_read,
+		$roles_list,
+		$roles_show,
+		$roles_users,
 		$requestResetPassword,
 		$resetDb,
 		$resetPassword,
@@ -1016,6 +1031,7 @@ const $retention: Provider = { provide: 'ep:retention', useClass: ep___retention
 		$admin_roles_assign,
 		$admin_roles_unassign,
 		$admin_roles_updateDefaultPolicies,
+		$admin_roles_users,
 		$announcements,
 		$antennas_create,
 		$antennas_delete,
@@ -1120,6 +1136,7 @@ const $retention: Provider = { provide: 'ep:retention', useClass: ep___retention
 		$i_2fa_passwordLess,
 		$i_2fa_registerKey,
 		$i_2fa_register,
+		$i_2fa_updateKey,
 		$i_2fa_removeKey,
 		$i_2fa_unregister,
 		$i_apps,
@@ -1226,6 +1243,9 @@ const $retention: Provider = { provide: 'ep:retention', useClass: ep___retention
 		$ping,
 		$pinnedUsers,
 		$promo_read,
+		$roles_list,
+		$roles_show,
+		$roles_users,
 		$requestResetPassword,
 		$resetDb,
 		$resetPassword,
diff --git a/packages/backend/src/server/api/GetterService.ts b/packages/backend/src/server/api/GetterService.ts
index c7f9916f97..c94884a78c 100644
--- a/packages/backend/src/server/api/GetterService.ts
+++ b/packages/backend/src/server/api/GetterService.ts
@@ -2,7 +2,7 @@ import { Inject, Injectable } from '@nestjs/common';
 import { DI } from '@/di-symbols.js';
 import type { NotesRepository, UsersRepository } from '@/models/index.js';
 import { IdentifiableError } from '@/misc/identifiable-error.js';
-import type { User } from '@/models/entities/User.js';
+import type { LocalUser, RemoteUser, User } from '@/models/entities/User.js';
 import type { Note } from '@/models/entities/Note.js';
 import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import { bindThis } from '@/decorators.js';
@@ -45,7 +45,7 @@ export class GetterService {
 			throw new IdentifiableError('15348ddd-432d-49c2-8a5a-8069753becff', 'No such user.');
 		}
 
-		return user;
+		return user as LocalUser | RemoteUser;
 	}
 
 	/**
diff --git a/packages/backend/src/server/api/SigninApiService.ts b/packages/backend/src/server/api/SigninApiService.ts
index f1164b9957..bd3d8a28da 100644
--- a/packages/backend/src/server/api/SigninApiService.ts
+++ b/packages/backend/src/server/api/SigninApiService.ts
@@ -1,7 +1,7 @@
 import { randomBytes } from 'node:crypto';
 import { Inject, Injectable } from '@nestjs/common';
 import bcrypt from 'bcryptjs';
-import * as speakeasy from 'speakeasy';
+import * as OTPAuth from 'otpauth';
 import { IsNull } from 'typeorm';
 import { DI } from '@/di-symbols.js';
 import type { UserSecurityKeysRepository, SigninsRepository, UserProfilesRepository, AttestationChallengesRepository, UsersRepository } from '@/models/index.js';
@@ -155,19 +155,19 @@ export class SigninApiService {
 				});
 			}
 
-			const verified = (speakeasy as any).totp.verify({
-				secret: profile.twoFactorSecret,
-				encoding: 'base32',
-				token: token,
-				window: 2,
+			const delta = OTPAuth.TOTP.validate({
+				secret: OTPAuth.Secret.fromBase32(profile.twoFactorSecret!),
+				digits: 6,
+				token,
+				window: 1,
 			});
 
-			if (verified) {
-				return this.signinService.signin(request, reply, user);
-			} else {
+			if (delta === null) {
 				return await fail(403, {
 					id: 'cdf1235b-ac71-46d4-a3a6-84ccce48df6f',
 				});
+			} else {
+				return this.signinService.signin(request, reply, user);
 			}
 		} else if (body.credentialId && body.clientDataJSON && body.authenticatorData && body.signature) {
 			if (!same && !profile.usePasswordLessLogin) {
diff --git a/packages/backend/src/server/api/endpoint-base.ts b/packages/backend/src/server/api/endpoint-base.ts
index 115526d997..ed283eb834 100644
--- a/packages/backend/src/server/api/endpoint-base.ts
+++ b/packages/backend/src/server/api/endpoint-base.ts
@@ -20,14 +20,14 @@ type File = {
 };
 
 // TODO: paramsの型をT['params']のスキーマ定義から推論する
-type executor<T extends IEndpointMeta, Ps extends Schema> =
+type Executor<T extends IEndpointMeta, Ps extends Schema> =
 	(params: SchemaType<Ps>, user: T['requireCredential'] extends true ? LocalUser : LocalUser | null, token: AccessToken | null, file?: File, cleanup?: () => any, ip?: string | null, headers?: Record<string, string> | null) =>
 		Promise<T['res'] extends undefined ? Response : SchemaType<NonNullable<T['res']>>>;
 
 export abstract class Endpoint<T extends IEndpointMeta, Ps extends Schema> {
 	public exec: (params: any, user: T['requireCredential'] extends true ? LocalUser : LocalUser | null, token: AccessToken | null, file?: File, ip?: string | null, headers?: Record<string, string> | null) => Promise<any>;
 
-	constructor(meta: T, paramDef: Ps, cb: executor<T, Ps>) {
+	constructor(meta: T, paramDef: Ps, cb: Executor<T, Ps>) {
 		const validate = ajv.compile(paramDef);
 
 		this.exec = (params: any, user: T['requireCredential'] extends true ? LocalUser : LocalUser | null, token: AccessToken | null, file?: File, ip?: string | null, headers?: Record<string, string> | null) => {
diff --git a/packages/backend/src/server/api/endpoints.ts b/packages/backend/src/server/api/endpoints.ts
index d05005b078..4d5ed9fb62 100644
--- a/packages/backend/src/server/api/endpoints.ts
+++ b/packages/backend/src/server/api/endpoints.ts
@@ -66,6 +66,7 @@ import * as ep___admin_roles_update from './endpoints/admin/roles/update.js';
 import * as ep___admin_roles_assign from './endpoints/admin/roles/assign.js';
 import * as ep___admin_roles_unassign from './endpoints/admin/roles/unassign.js';
 import * as ep___admin_roles_updateDefaultPolicies from './endpoints/admin/roles/update-default-policies.js';
+import * as ep___admin_roles_users from './endpoints/admin/roles/users.js';
 import * as ep___announcements from './endpoints/announcements.js';
 import * as ep___antennas_create from './endpoints/antennas/create.js';
 import * as ep___antennas_delete from './endpoints/antennas/delete.js';
@@ -170,6 +171,7 @@ import * as ep___i_2fa_keyDone from './endpoints/i/2fa/key-done.js';
 import * as ep___i_2fa_passwordLess from './endpoints/i/2fa/password-less.js';
 import * as ep___i_2fa_registerKey from './endpoints/i/2fa/register-key.js';
 import * as ep___i_2fa_register from './endpoints/i/2fa/register.js';
+import * as ep___i_2fa_updateKey from './endpoints/i/2fa/update-key.js';
 import * as ep___i_2fa_removeKey from './endpoints/i/2fa/remove-key.js';
 import * as ep___i_2fa_unregister from './endpoints/i/2fa/unregister.js';
 import * as ep___i_apps from './endpoints/i/apps.js';
@@ -276,6 +278,9 @@ import * as ep___flash_myLikes from './endpoints/flash/my-likes.js';
 import * as ep___ping from './endpoints/ping.js';
 import * as ep___pinnedUsers from './endpoints/pinned-users.js';
 import * as ep___promo_read from './endpoints/promo/read.js';
+import * as ep___roles_list from './endpoints/roles/list.js';
+import * as ep___roles_show from './endpoints/roles/show.js';
+import * as ep___roles_users from './endpoints/roles/users.js';
 import * as ep___requestResetPassword from './endpoints/request-reset-password.js';
 import * as ep___resetDb from './endpoints/reset-db.js';
 import * as ep___resetPassword from './endpoints/reset-password.js';
@@ -380,6 +385,7 @@ const eps = [
 	['admin/roles/assign', ep___admin_roles_assign],
 	['admin/roles/unassign', ep___admin_roles_unassign],
 	['admin/roles/update-default-policies', ep___admin_roles_updateDefaultPolicies],
+	['admin/roles/users', ep___admin_roles_users],
 	['announcements', ep___announcements],
 	['antennas/create', ep___antennas_create],
 	['antennas/delete', ep___antennas_delete],
@@ -484,6 +490,7 @@ const eps = [
 	['i/2fa/password-less', ep___i_2fa_passwordLess],
 	['i/2fa/register-key', ep___i_2fa_registerKey],
 	['i/2fa/register', ep___i_2fa_register],
+	['i/2fa/update-key', ep___i_2fa_updateKey],
 	['i/2fa/remove-key', ep___i_2fa_removeKey],
 	['i/2fa/unregister', ep___i_2fa_unregister],
 	['i/apps', ep___i_apps],
@@ -590,6 +597,9 @@ const eps = [
 	['ping', ep___ping],
 	['pinned-users', ep___pinnedUsers],
 	['promo/read', ep___promo_read],
+	['roles/list', ep___roles_list],
+	['roles/show', ep___roles_show],
+	['roles/users', ep___roles_users],
 	['request-reset-password', ep___requestResetPassword],
 	['reset-db', ep___resetDb],
 	['reset-password', ep___resetPassword],
diff --git a/packages/backend/src/server/api/endpoints/admin/drive/show-file.ts b/packages/backend/src/server/api/endpoints/admin/drive/show-file.ts
index 6376cb153c..85b566aabe 100644
--- a/packages/backend/src/server/api/endpoints/admin/drive/show-file.ts
+++ b/packages/backend/src/server/api/endpoints/admin/drive/show-file.ts
@@ -1,5 +1,5 @@
 import { Inject, Injectable } from '@nestjs/common';
-import type { DriveFilesRepository } from '@/models/index.js';
+import type { DriveFilesRepository, UsersRepository } from '@/models/index.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import { DI } from '@/di-symbols.js';
 import { RoleService } from '@/core/RoleService.js';
@@ -161,6 +161,9 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 		@Inject(DI.driveFilesRepository)
 		private driveFilesRepository: DriveFilesRepository,
 
+		@Inject(DI.usersRepository)
+		private usersRepository: UsersRepository,
+
 		private roleService: RoleService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
@@ -178,7 +181,12 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				throw new ApiError(meta.errors.noSuchFile);
 			}
 
-			const isModerator = await this.roleService.isModerator(me);
+			const owner = file.userId ? await this.usersRepository.findOneByOrFail({
+				id: file.userId,
+			}) : null;
+
+			const iAmModerator = await this.roleService.isModerator(me);
+			const ownerIsModerator = owner ? await this.roleService.isModerator(owner) : false;
 
 			return {
 				id: file.id,
@@ -207,8 +215,8 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				name: file.name,
 				md5: file.md5,
 				createdAt: file.createdAt.toISOString(),
-				requestIp: isModerator ? file.requestIp : null,
-				requestHeaders: isModerator ? file.requestHeaders : null,
+				requestIp: iAmModerator ? file.requestIp : null,
+				requestHeaders: iAmModerator && !ownerIsModerator ? file.requestHeaders : null,
 			};
 		});
 	}
diff --git a/packages/backend/src/server/api/endpoints/admin/roles/list.ts b/packages/backend/src/server/api/endpoints/admin/roles/list.ts
index ac56de56b9..edaf638ea9 100644
--- a/packages/backend/src/server/api/endpoints/admin/roles/list.ts
+++ b/packages/backend/src/server/api/endpoints/admin/roles/list.ts
@@ -32,7 +32,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 			const roles = await this.rolesRepository.find({
 				order: { lastUsedAt: 'DESC' },
 			});
-			return await this.roleEntityService.packMany(roles, me, { detail: false });
+			return await this.roleEntityService.packMany(roles, me);
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/admin/roles/show.ts b/packages/backend/src/server/api/endpoints/admin/roles/show.ts
index c83f96191d..01028a086f 100644
--- a/packages/backend/src/server/api/endpoints/admin/roles/show.ts
+++ b/packages/backend/src/server/api/endpoints/admin/roles/show.ts
@@ -39,12 +39,12 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 
 		private roleEntityService: RoleEntityService,
 	) {
-		super(meta, paramDef, async (ps) => {
+		super(meta, paramDef, async (ps, me) => {
 			const role = await this.rolesRepository.findOneBy({ id: ps.roleId });
 			if (role == null) {
 				throw new ApiError(meta.errors.noSuchRole);
 			}
-			return await this.roleEntityService.pack(role);
+			return await this.roleEntityService.pack(role, me);
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/admin/roles/users.ts b/packages/backend/src/server/api/endpoints/admin/roles/users.ts
new file mode 100644
index 0000000000..bb016a8425
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/admin/roles/users.ts
@@ -0,0 +1,71 @@
+import { Inject, Injectable } from '@nestjs/common';
+import type { RoleAssignmentsRepository, RolesRepository } from '@/models/index.js';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import { QueryService } from '@/core/QueryService.js';
+import { DI } from '@/di-symbols.js';
+import { UserEntityService } from '@/core/entities/UserEntityService.js';
+import { ApiError } from '../../../error.js';
+
+export const meta = {
+	tags: ['admin', 'role', 'users'],
+
+	requireCredential: false,
+	requireAdmin: true,
+
+	errors: {
+		noSuchRole: {
+			message: 'No such role.',
+			code: 'NO_SUCH_ROLE',
+			id: '224eff5e-2488-4b18-b3e7-f50d94421648',
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		roleId: { type: 'string', format: 'misskey:id' },
+		sinceId: { type: 'string', format: 'misskey:id' },
+		untilId: { type: 'string', format: 'misskey:id' },
+		limit: { type: 'integer', minimum: 1, maximum: 100, default: 10 },
+	},
+	required: ['roleId'],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.rolesRepository)
+		private rolesRepository: RolesRepository,
+
+		@Inject(DI.roleAssignmentsRepository)
+		private roleAssignmentsRepository: RoleAssignmentsRepository,
+
+		private queryService: QueryService,
+		private userEntityService: UserEntityService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const role = await this.rolesRepository.findOneBy({
+				id: ps.roleId,
+			});
+
+			if (role == null) {
+				throw new ApiError(meta.errors.noSuchRole);
+			}
+
+			const query = this.queryService.makePaginationQuery(this.roleAssignmentsRepository.createQueryBuilder('assign'), ps.sinceId, ps.untilId)
+				.andWhere('assign.roleId = :roleId', { roleId: role.id })
+				.innerJoinAndSelect('assign.user', 'user');
+
+			const assigns = await query
+				.take(ps.limit)
+				.getMany();
+
+			return await Promise.all(assigns.map(async assign => ({
+				id: assign.id,
+				user: await this.userEntityService.pack(assign.user!, me, { detail: true }),
+			})));
+		});
+	}
+}
diff --git a/packages/backend/src/server/api/endpoints/admin/show-user.ts b/packages/backend/src/server/api/endpoints/admin/show-user.ts
index 823af6d8be..9d19efbbcf 100644
--- a/packages/backend/src/server/api/endpoints/admin/show-user.ts
+++ b/packages/backend/src/server/api/endpoints/admin/show-user.ts
@@ -59,12 +59,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				throw new Error('cannot show info of admin');
 			}
 
-			if (!await this.roleService.isAdministrator(_me)) {
-				return {
-					isSuspended: user.isSuspended,
-				};
-			}
-
 			const signins = await this.signinsRepository.findBy({ userId: user.id });
 
 			const roles = await this.roleService.getUserRoles(user.id);
@@ -89,7 +83,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				moderationNote: profile.moderationNote,
 				signins,
 				policies: await this.roleService.getUserPolicies(user.id),
-				roles: await this.roleEntityService.packMany(roles, me, { detail: false }),
+				roles: await this.roleEntityService.packMany(roles, me),
 			};
 		});
 	}
diff --git a/packages/backend/src/server/api/endpoints/i/2fa/done.ts b/packages/backend/src/server/api/endpoints/i/2fa/done.ts
index ec9ac1ef90..6c31075e05 100644
--- a/packages/backend/src/server/api/endpoints/i/2fa/done.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/done.ts
@@ -1,7 +1,10 @@
-import * as speakeasy from 'speakeasy';
+import * as OTPAuth from 'otpauth';
 import { Inject, Injectable } from '@nestjs/common';
 import { Endpoint } from '@/server/api/endpoint-base.js';
+import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import type { UserProfilesRepository } from '@/models/index.js';
+import { GlobalEventService } from '@/core/GlobalEventService.js';
+import type { Config } from '@/config.js';
 import { DI } from '@/di-symbols.js';
 
 export const meta = {
@@ -22,8 +25,14 @@ export const paramDef = {
 @Injectable()
 export default class extends Endpoint<typeof meta, typeof paramDef> {
 	constructor(
+		@Inject(DI.config)
+		private config: Config,
+
 		@Inject(DI.userProfilesRepository)
 		private userProfilesRepository: UserProfilesRepository,
+
+		private userEntityService: UserEntityService,
+		private globalEventService: GlobalEventService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
 			const token = ps.token.replace(/\s/g, '');
@@ -34,13 +43,14 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				throw new Error('二段階認証の設定が開始されていません');
 			}
 
-			const verified = (speakeasy as any).totp.verify({
-				secret: profile.twoFactorTempSecret,
-				encoding: 'base32',
-				token: token,
+			const delta = OTPAuth.TOTP.validate({
+				secret: OTPAuth.Secret.fromBase32(profile.twoFactorTempSecret),
+				digits: 6,
+				token,
+				window: 1,
 			});
 
-			if (!verified) {
+			if (delta === null) {
 				throw new Error('not verified');
 			}
 
@@ -48,6 +58,12 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				twoFactorSecret: profile.twoFactorTempSecret,
 				twoFactorEnabled: true,
 			});
+
+			// Publish meUpdated event
+			this.globalEventService.publishMainStream(me.id, 'meUpdated', await this.userEntityService.pack(me.id, me, {
+				detail: true,
+				includeSecrets: true,
+			}));
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/i/2fa/key-done.ts b/packages/backend/src/server/api/endpoints/i/2fa/key-done.ts
index 6e0849f2b2..ad33398da6 100644
--- a/packages/backend/src/server/api/endpoints/i/2fa/key-done.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/key-done.ts
@@ -25,7 +25,7 @@ export const paramDef = {
 		attestationObject: { type: 'string' },
 		password: { type: 'string' },
 		challengeId: { type: 'string' },
-		name: { type: 'string' },
+		name: { type: 'string', minLength: 1, maxLength: 30 },
 	},
 	required: ['clientDataJSON', 'attestationObject', 'password', 'challengeId', 'name'],
 } as const;
diff --git a/packages/backend/src/server/api/endpoints/i/2fa/password-less.ts b/packages/backend/src/server/api/endpoints/i/2fa/password-less.ts
index 0655a86350..0ee9f556a8 100644
--- a/packages/backend/src/server/api/endpoints/i/2fa/password-less.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/password-less.ts
@@ -1,12 +1,23 @@
 import { Inject, Injectable } from '@nestjs/common';
 import { Endpoint } from '@/server/api/endpoint-base.js';
-import type { UserProfilesRepository } from '@/models/index.js';
+import { UserEntityService } from '@/core/entities/UserEntityService.js';
+import type { UserProfilesRepository, UserSecurityKeysRepository } from '@/models/index.js';
+import { GlobalEventService } from '@/core/GlobalEventService.js';
 import { DI } from '@/di-symbols.js';
+import { ApiError } from '../../../error.js';
 
 export const meta = {
 	requireCredential: true,
 
 	secure: true,
+
+	errors: {
+		noKey: {
+			message: 'No security key.',
+			code: 'NO_SECURITY_KEY',
+			id: 'f9c54d7f-d4c2-4d3c-9a8g-a70daac86512',
+		},
+	},
 } as const;
 
 export const paramDef = {
@@ -23,11 +34,45 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 	constructor(
 		@Inject(DI.userProfilesRepository)
 		private userProfilesRepository: UserProfilesRepository,
+
+		@Inject(DI.userSecurityKeysRepository)
+		private userSecurityKeysRepository: UserSecurityKeysRepository,
+
+		private userEntityService: UserEntityService,
+		private globalEventService: GlobalEventService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
+			if (ps.value === true) {
+				// セキュリティキーがなければパスワードレスを有効にはできない
+				const keyCount = await this.userSecurityKeysRepository.count({
+					where: {
+						userId: me.id,
+					},
+					select: {
+						id: true,
+						name: true,
+						lastUsed: true,
+					},
+				});
+
+				if (keyCount === 0) {
+					await this.userProfilesRepository.update(me.id, {
+						usePasswordLessLogin: false,
+					});
+
+					throw new ApiError(meta.errors.noKey);
+				}
+			}
+
 			await this.userProfilesRepository.update(me.id, {
 				usePasswordLessLogin: ps.value,
 			});
+
+			// Publish meUpdated event
+			this.globalEventService.publishMainStream(me.id, 'meUpdated', await this.userEntityService.pack(me.id, me, {
+				detail: true,
+				includeSecrets: true,
+			}));
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/i/2fa/register.ts b/packages/backend/src/server/api/endpoints/i/2fa/register.ts
index a539c5c221..eb4d7f9c14 100644
--- a/packages/backend/src/server/api/endpoints/i/2fa/register.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/register.ts
@@ -1,5 +1,5 @@
 import bcrypt from 'bcryptjs';
-import * as speakeasy from 'speakeasy';
+import * as OTPAuth from 'otpauth';
 import * as QRCode from 'qrcode';
 import { Inject, Injectable } from '@nestjs/common';
 import type { UserProfilesRepository } from '@/models/index.js';
@@ -42,25 +42,24 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 			}
 
 			// Generate user's secret key
-			const secret = speakeasy.generateSecret({
-				length: 32,
-			});
+			const secret = new OTPAuth.Secret();
 
 			await this.userProfilesRepository.update(me.id, {
 				twoFactorTempSecret: secret.base32,
 			});
 
 			// Get the data URL of the authenticator URL
-			const url = speakeasy.otpauthURL({
-				secret: secret.base32,
-				encoding: 'base32',
+			const totp = new OTPAuth.TOTP({
+				secret,
+				digits: 6,
 				label: me.username,
 				issuer: this.config.host,
 			});
-			const dataUrl = await QRCode.toDataURL(url);
+			const url = totp.toString();
+			const qr = await QRCode.toDataURL(url);
 
 			return {
-				qr: dataUrl,
+				qr,
 				url,
 				secret: secret.base32,
 				label: me.username,
diff --git a/packages/backend/src/server/api/endpoints/i/2fa/remove-key.ts b/packages/backend/src/server/api/endpoints/i/2fa/remove-key.ts
index 0f2b0fd7ee..4b726aed80 100644
--- a/packages/backend/src/server/api/endpoints/i/2fa/remove-key.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/remove-key.ts
@@ -50,6 +50,24 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				id: ps.credentialId,
 			});
 
+			// 使われているキーがなくなったらパスワードレスログインをやめる
+			const keyCount = await this.userSecurityKeysRepository.count({
+				where: {
+					userId: me.id,
+				},
+				select: {
+					id: true,
+					name: true,
+					lastUsed: true,
+				},
+			});
+
+			if (keyCount === 0) {
+				await this.userProfilesRepository.update(me.id, {
+					usePasswordLessLogin: false,
+				});
+			}
+
 			// Publish meUpdated event
 			this.globalEventService.publishMainStream(me.id, 'meUpdated', await this.userEntityService.pack(me.id, me, {
 				detail: true,
diff --git a/packages/backend/src/server/api/endpoints/i/2fa/unregister.ts b/packages/backend/src/server/api/endpoints/i/2fa/unregister.ts
index 4c5b151f78..e0e7ba6658 100644
--- a/packages/backend/src/server/api/endpoints/i/2fa/unregister.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/unregister.ts
@@ -1,7 +1,9 @@
 import bcrypt from 'bcryptjs';
 import { Inject, Injectable } from '@nestjs/common';
 import { Endpoint } from '@/server/api/endpoint-base.js';
+import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import type { UserProfilesRepository } from '@/models/index.js';
+import { GlobalEventService } from '@/core/GlobalEventService.js';
 import { DI } from '@/di-symbols.js';
 
 export const meta = {
@@ -24,6 +26,9 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 	constructor(
 		@Inject(DI.userProfilesRepository)
 		private userProfilesRepository: UserProfilesRepository,
+
+		private userEntityService: UserEntityService,
+		private globalEventService: GlobalEventService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
 			const profile = await this.userProfilesRepository.findOneByOrFail({ userId: me.id });
@@ -38,7 +43,14 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 			await this.userProfilesRepository.update(me.id, {
 				twoFactorSecret: null,
 				twoFactorEnabled: false,
+				usePasswordLessLogin: false,
 			});
+
+			// Publish meUpdated event
+			this.globalEventService.publishMainStream(me.id, 'meUpdated', await this.userEntityService.pack(me.id, me, {
+				detail: true,
+				includeSecrets: true,
+			}));
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/i/2fa/update-key.ts b/packages/backend/src/server/api/endpoints/i/2fa/update-key.ts
new file mode 100644
index 0000000000..d98f60fa5f
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/i/2fa/update-key.ts
@@ -0,0 +1,78 @@
+import bcrypt from 'bcryptjs';
+import { Inject, Injectable } from '@nestjs/common';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import type { UserProfilesRepository, UserSecurityKeysRepository } from '@/models/index.js';
+import { UserEntityService } from '@/core/entities/UserEntityService.js';
+import { GlobalEventService } from '@/core/GlobalEventService.js';
+import { DI } from '@/di-symbols.js';
+import { ApiError } from '../../../error.js';
+
+export const meta = {
+	requireCredential: true,
+
+	secure: true,
+
+	errors: {
+		noSuchKey: {
+			message: 'No such key.',
+			code: 'NO_SUCH_KEY',
+			id: 'f9c5467f-d492-4d3c-9a8g-a70dacc86512',
+		},
+
+		accessDenied: {
+			message: 'You do not have edit privilege of the channel.',
+			code: 'ACCESS_DENIED',
+			id: '1fb7cb09-d46a-4fff-b8df-057708cce513',
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		name: { type: 'string', minLength: 1, maxLength: 30 },
+		credentialId: { type: 'string' },
+	},
+	required: ['name', 'credentialId'],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.userSecurityKeysRepository)
+		private userSecurityKeysRepository: UserSecurityKeysRepository,
+
+		@Inject(DI.userProfilesRepository)
+		private userProfilesRepository: UserProfilesRepository,
+
+		private userEntityService: UserEntityService,
+		private globalEventService: GlobalEventService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const key = await this.userSecurityKeysRepository.findOneBy({
+				id: ps.credentialId,
+			});
+
+			if (key == null) {
+				throw new ApiError(meta.errors.noSuchKey);
+			}
+
+			if (key.userId !== me.id) {
+				throw new ApiError(meta.errors.accessDenied);
+			}
+	
+			await this.userSecurityKeysRepository.update(key.id, {
+				name: ps.name,
+			});
+
+			// Publish meUpdated event
+			this.globalEventService.publishMainStream(me.id, 'meUpdated', await this.userEntityService.pack(me.id, me, {
+				detail: true,
+				includeSecrets: true,
+			}));
+
+			return {};
+		});
+	}
+}
diff --git a/packages/backend/src/server/api/endpoints/i/notifications.ts b/packages/backend/src/server/api/endpoints/i/notifications.ts
index 706e0d2089..e3897d38bd 100644
--- a/packages/backend/src/server/api/endpoints/i/notifications.ts
+++ b/packages/backend/src/server/api/endpoints/i/notifications.ts
@@ -1,7 +1,7 @@
 import { Brackets } from 'typeorm';
 import { Inject, Injectable } from '@nestjs/common';
 import type { UsersRepository, FollowingsRepository, MutingsRepository, UserProfilesRepository, NotificationsRepository } from '@/models/index.js';
-import { notificationTypes } from '@/types.js';
+import { obsoleteNotificationTypes, notificationTypes } from '@/types.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import { QueryService } from '@/core/QueryService.js';
 import { NoteReadService } from '@/core/NoteReadService.js';
@@ -41,11 +41,12 @@ export const paramDef = {
 		following: { type: 'boolean', default: false },
 		unreadOnly: { type: 'boolean', default: false },
 		markAsRead: { type: 'boolean', default: true },
+		// 後方互換のため、廃止された通知タイプも受け付ける
 		includeTypes: { type: 'array', items: {
-			type: 'string', enum: notificationTypes,
+			type: 'string', enum: [...notificationTypes, ...obsoleteNotificationTypes],
 		} },
 		excludeTypes: { type: 'array', items: {
-			type: 'string', enum: notificationTypes,
+			type: 'string', enum: [...notificationTypes, ...obsoleteNotificationTypes],
 		} },
 	},
 	required: [],
@@ -84,6 +85,10 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 			if (notificationTypes.every(type => ps.excludeTypes?.includes(type))) {
 				return [];
 			}
+
+			const includeTypes = ps.includeTypes && ps.includeTypes.filter(type => !(obsoleteNotificationTypes).includes(type as any)) as typeof notificationTypes[number][];
+			const excludeTypes = ps.excludeTypes && ps.excludeTypes.filter(type => !(obsoleteNotificationTypes).includes(type as any)) as typeof notificationTypes[number][];
+
 			const followingQuery = this.followingsRepository.createQueryBuilder('following')
 				.select('following.followeeId')
 				.where('following.followerId = :followerId', { followerId: me.id });
@@ -143,10 +148,10 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				query.setParameters(followingQuery.getParameters());
 			}
 
-			if (ps.includeTypes && ps.includeTypes.length > 0) {
-				query.andWhere('notification.type IN (:...includeTypes)', { includeTypes: ps.includeTypes });
-			} else if (ps.excludeTypes && ps.excludeTypes.length > 0) {
-				query.andWhere('notification.type NOT IN (:...excludeTypes)', { excludeTypes: ps.excludeTypes });
+			if (includeTypes && includeTypes.length > 0) {
+				query.andWhere('notification.type IN (:...includeTypes)', { includeTypes });
+			} else if (excludeTypes && excludeTypes.length > 0) {
+				query.andWhere('notification.type NOT IN (:...excludeTypes)', { excludeTypes });
 			}
 
 			if (ps.unreadOnly) {
diff --git a/packages/backend/src/server/api/endpoints/notes/create.ts b/packages/backend/src/server/api/endpoints/notes/create.ts
index 593444968e..f4c5a84a4f 100644
--- a/packages/backend/src/server/api/endpoints/notes/create.ts
+++ b/packages/backend/src/server/api/endpoints/notes/create.ts
@@ -79,6 +79,12 @@ export const meta = {
 			code: 'YOU_HAVE_BEEN_BLOCKED',
 			id: 'b390d7e1-8a5e-46ed-b625-06271cafd3d3',
 		},
+
+		noSuchFile: {
+			message: 'Some files are not found.',
+			code: 'NO_SUCH_FILE',
+			id: 'b6992544-63e7-67f0-fa7f-32444b1b5306',
+		},
 	},
 } as const;
 
@@ -207,6 +213,10 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 					.orderBy('array_position(ARRAY[:...fileIds], "id"::text)')
 					.setParameters({ fileIds })
 					.getMany();
+
+				if (files.length !== fileIds.length) {
+					throw new ApiError(meta.errors.noSuchFile);
+				}
 			}
 
 			let renote: Note | null = null;
diff --git a/packages/backend/src/server/api/endpoints/notes/featured.ts b/packages/backend/src/server/api/endpoints/notes/featured.ts
index 8eff8fdb22..cf939f6631 100644
--- a/packages/backend/src/server/api/endpoints/notes/featured.ts
+++ b/packages/backend/src/server/api/endpoints/notes/featured.ts
@@ -28,6 +28,7 @@ export const paramDef = {
 	properties: {
 		limit: { type: 'integer', minimum: 1, maximum: 100, default: 10 },
 		offset: { type: 'integer', default: 0 },
+		channelId: { type: 'string', nullable: true, format: 'misskey:id' },
 	},
 	required: [],
 } as const;
@@ -63,12 +64,14 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				.leftJoinAndSelect('renoteUser.avatar', 'renoteUserAvatar')
 				.leftJoinAndSelect('renoteUser.banner', 'renoteUserBanner');
 
+			if (ps.channelId) query.andWhere('note.channelId = :channelId', { channelId: ps.channelId });
+
 			if (me) this.queryService.generateMutedUserQuery(query, me);
 			if (me) this.queryService.generateBlockedUserQuery(query, me);
 
 			let notes = await query
 				.orderBy('note.score', 'DESC')
-				.take(ps.limit)
+				.take(50)
 				.getMany();
 
 			notes.sort((a, b) => new Date(b.createdAt).getTime() - new Date(a.createdAt).getTime());
diff --git a/packages/backend/src/server/api/endpoints/roles/list.ts b/packages/backend/src/server/api/endpoints/roles/list.ts
new file mode 100644
index 0000000000..d61c6b8dc6
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/roles/list.ts
@@ -0,0 +1,37 @@
+import { Inject, Injectable } from '@nestjs/common';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import type { RolesRepository } from '@/models/index.js';
+import { DI } from '@/di-symbols.js';
+import { RoleEntityService } from '@/core/entities/RoleEntityService.js';
+
+export const meta = {
+	tags: ['role'],
+
+	requireCredential: true,
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+	},
+	required: [
+	],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.rolesRepository)
+		private rolesRepository: RolesRepository,
+
+		private roleEntityService: RoleEntityService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const roles = await this.rolesRepository.findBy({
+				isPublic: true,
+			});
+			return await this.roleEntityService.packMany(roles, me);
+		});
+	}
+}
diff --git a/packages/backend/src/server/api/endpoints/roles/show.ts b/packages/backend/src/server/api/endpoints/roles/show.ts
new file mode 100644
index 0000000000..cc755dcc76
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/roles/show.ts
@@ -0,0 +1,52 @@
+import { Inject, Injectable } from '@nestjs/common';
+import type { RolesRepository } from '@/models/index.js';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import { DI } from '@/di-symbols.js';
+import { RoleEntityService } from '@/core/entities/RoleEntityService.js';
+import { ApiError } from '../../error.js';
+
+export const meta = {
+	tags: ['role', 'users'],
+
+	requireCredential: false,
+
+	errors: {
+		noSuchRole: {
+			message: 'No such role.',
+			code: 'NO_SUCH_ROLE',
+			id: 'de5502bf-009a-4639-86c1-fec349e46dcb',
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		roleId: { type: 'string', format: 'misskey:id' },
+	},
+	required: ['roleId'],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.rolesRepository)
+		private rolesRepository: RolesRepository,
+
+		private roleEntityService: RoleEntityService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const role = await this.rolesRepository.findOneBy({
+				id: ps.roleId,
+				isPublic: true,
+			});
+
+			if (role == null) {
+				throw new ApiError(meta.errors.noSuchRole);
+			}
+
+			return await this.roleEntityService.pack(role, me);
+		});
+	}
+}
diff --git a/packages/backend/src/server/api/endpoints/roles/users.ts b/packages/backend/src/server/api/endpoints/roles/users.ts
new file mode 100644
index 0000000000..6e221b6c67
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/roles/users.ts
@@ -0,0 +1,71 @@
+import { Inject, Injectable } from '@nestjs/common';
+import type { RoleAssignmentsRepository, RolesRepository } from '@/models/index.js';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import { QueryService } from '@/core/QueryService.js';
+import { DI } from '@/di-symbols.js';
+import { UserEntityService } from '@/core/entities/UserEntityService.js';
+import { ApiError } from '../../error.js';
+
+export const meta = {
+	tags: ['role', 'users'],
+
+	requireCredential: false,
+
+	errors: {
+		noSuchRole: {
+			message: 'No such role.',
+			code: 'NO_SUCH_ROLE',
+			id: '30aaaee3-4792-48dc-ab0d-cf501a575ac5',
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		roleId: { type: 'string', format: 'misskey:id' },
+		sinceId: { type: 'string', format: 'misskey:id' },
+		untilId: { type: 'string', format: 'misskey:id' },
+		limit: { type: 'integer', minimum: 1, maximum: 100, default: 10 },
+	},
+	required: ['roleId'],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.rolesRepository)
+		private rolesRepository: RolesRepository,
+
+		@Inject(DI.roleAssignmentsRepository)
+		private roleAssignmentsRepository: RoleAssignmentsRepository,
+
+		private queryService: QueryService,
+		private userEntityService: UserEntityService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const role = await this.rolesRepository.findOneBy({
+				id: ps.roleId,
+				isPublic: true,
+			});
+
+			if (role == null) {
+				throw new ApiError(meta.errors.noSuchRole);
+			}
+
+			const query = this.queryService.makePaginationQuery(this.roleAssignmentsRepository.createQueryBuilder('assign'), ps.sinceId, ps.untilId)
+				.andWhere('assign.roleId = :roleId', { roleId: role.id })
+				.innerJoinAndSelect('assign.user', 'user');
+
+			const assigns = await query
+				.take(ps.limit)
+				.getMany();
+
+			return await Promise.all(assigns.map(async assign => ({
+				id: assign.id,
+				user: await this.userEntityService.pack(assign.user!, me, { detail: true }),
+			})));
+		});
+	}
+}
diff --git a/packages/backend/src/server/api/endpoints/users/search-by-username-and-host.ts b/packages/backend/src/server/api/endpoints/users/search-by-username-and-host.ts
index 8b22f913d2..1cefcf2707 100644
--- a/packages/backend/src/server/api/endpoints/users/search-by-username-and-host.ts
+++ b/packages/backend/src/server/api/endpoints/users/search-by-username-and-host.ts
@@ -1,6 +1,7 @@
 import { Brackets } from 'typeorm';
 import { Inject, Injectable } from '@nestjs/common';
 import type { UsersRepository, FollowingsRepository } from '@/models/index.js';
+import type { Config } from '@/config.js';
 import type { User } from '@/models/entities/User.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import { UserEntityService } from '@/core/entities/UserEntityService.js';
@@ -36,13 +37,13 @@ export const paramDef = {
 			properties: {
 				username: { type: 'string', nullable: true },
 			},
-			required: ['username']
+			required: ['username'],
 		},
 		{
 			properties: {
 				host: { type: 'string', nullable: true },
 			},
-			required: ['host']
+			required: ['host'],
 		},
 	],
 } as const;
@@ -53,6 +54,9 @@ export const paramDef = {
 @Injectable()
 export default class extends Endpoint<typeof meta, typeof paramDef> {
 	constructor(
+		@Inject(DI.config)
+		private config: Config,
+
 		@Inject(DI.usersRepository)
 		private usersRepository: UsersRepository,
 
@@ -62,79 +66,76 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 		private userEntityService: UserEntityService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
-			const activeThreshold = new Date(Date.now() - (1000 * 60 * 60 * 24 * 30)); // 30日
-
-			if (ps.host) {
-				const q = this.usersRepository.createQueryBuilder('user')
-					.where('user.isSuspended = FALSE')
-					.andWhere('user.host LIKE :host', { host: sqlLikeEscape(ps.host.toLowerCase()) + '%' });
-
+			const setUsernameAndHostQuery = (query = this.usersRepository.createQueryBuilder('user')) => {
 				if (ps.username) {
-					q.andWhere('user.usernameLower LIKE :username', { username: sqlLikeEscape(ps.username.toLowerCase()) + '%' });
+					query.andWhere('user.usernameLower LIKE :username', { username: sqlLikeEscape(ps.username.toLowerCase()) + '%' });
 				}
 
-				q.andWhere('user.updatedAt IS NOT NULL');
-				q.orderBy('user.updatedAt', 'DESC');
+				if (ps.host) {
+					if (ps.host === this.config.hostname || ps.host === '.') {
+						query.andWhere('user.host IS NULL');
+					} else {
+						query.andWhere('user.host LIKE :host', {
+							host: sqlLikeEscape(ps.host.toLowerCase()) + '%',
+						});
+					}
+				}
 
-				const users = await q.take(ps.limit).getMany();
+				return query;
+			};
 
-				return await this.userEntityService.packMany(users, me, { detail: ps.detail });
-			} else if (ps.username) {
-				let users: User[] = [];
+			const activeThreshold = new Date(Date.now() - (1000 * 60 * 60 * 24 * 30)); // 30日
 
-				if (me) {
-					const followingQuery = this.followingsRepository.createQueryBuilder('following')
-						.select('following.followeeId')
-						.where('following.followerId = :followerId', { followerId: me.id });
+			let users: User[] = [];
 
-					const query = this.usersRepository.createQueryBuilder('user')
-						.where(`user.id IN (${ followingQuery.getQuery() })`)
-						.andWhere('user.id != :meId', { meId: me.id })
-						.andWhere('user.isSuspended = FALSE')
-						.andWhere('user.usernameLower LIKE :username', { username: sqlLikeEscape(ps.username.toLowerCase()) + '%' })
-						.andWhere(new Brackets(qb => { qb
-							.where('user.updatedAt IS NULL')
-							.orWhere('user.updatedAt > :activeThreshold', { activeThreshold: activeThreshold });
-						}));
+			if (me) {
+				const followingQuery = this.followingsRepository.createQueryBuilder('following')
+					.select('following.followeeId')
+					.where('following.followerId = :followerId', { followerId: me.id });
 
-					query.setParameters(followingQuery.getParameters());
+				const query = setUsernameAndHostQuery()
+					.andWhere(`user.id IN (${ followingQuery.getQuery() })`)
+					.andWhere('user.id != :meId', { meId: me.id })
+					.andWhere('user.isSuspended = FALSE')
+					.andWhere(new Brackets(qb => { qb
+						.where('user.updatedAt IS NULL')
+						.orWhere('user.updatedAt > :activeThreshold', { activeThreshold: activeThreshold });
+					}));
 
-					users = await query
-						.orderBy('user.usernameLower', 'ASC')
-						.take(ps.limit)
-						.getMany();
+				query.setParameters(followingQuery.getParameters());
 
-					if (users.length < ps.limit) {
-						const otherQuery = await this.usersRepository.createQueryBuilder('user')
-							.where(`user.id NOT IN (${ followingQuery.getQuery() })`)
-							.andWhere('user.id != :meId', { meId: me.id })
-							.andWhere('user.isSuspended = FALSE')
-							.andWhere('user.usernameLower LIKE :username', { username: sqlLikeEscape(ps.username.toLowerCase()) + '%' })
-							.andWhere('user.updatedAt IS NOT NULL');
+				users = await query
+					.orderBy('user.usernameLower', 'ASC')
+					.take(ps.limit)
+					.getMany();
 
-						otherQuery.setParameters(followingQuery.getParameters());
+				if (users.length < ps.limit) {
+					const otherQuery = setUsernameAndHostQuery()
+						.andWhere(`user.id NOT IN (${ followingQuery.getQuery() })`)
+						.andWhere('user.isSuspended = FALSE')
+						.andWhere('user.updatedAt IS NOT NULL');
 
-						const otherUsers = await otherQuery
-							.orderBy('user.updatedAt', 'DESC')
-							.take(ps.limit - users.length)
-							.getMany();
+					otherQuery.setParameters(followingQuery.getParameters());
 
-						users = users.concat(otherUsers);
-					}
-				} else {
-					users = await this.usersRepository.createQueryBuilder('user')
-						.where('user.isSuspended = FALSE')
-						.andWhere('user.usernameLower LIKE :username', { username: sqlLikeEscape(ps.username.toLowerCase()) + '%' })
-						.andWhere('user.updatedAt IS NOT NULL')
+					const otherUsers = await otherQuery
 						.orderBy('user.updatedAt', 'DESC')
 						.take(ps.limit - users.length)
 						.getMany();
+
+					users = users.concat(otherUsers);
 				}
+			} else {
+				const query = setUsernameAndHostQuery()
+					.andWhere('user.isSuspended = FALSE')
+					.andWhere('user.updatedAt IS NOT NULL');
 
-				return await this.userEntityService.packMany(users, me, { detail: !!ps.detail });
+				users = await query
+					.orderBy('user.updatedAt', 'DESC')
+					.take(ps.limit - users.length)
+					.getMany();
 			}
 
-			return [];
+			return await this.userEntityService.packMany(users, me, { detail: !!ps.detail });
 		});
 	}
 }
diff --git a/packages/backend/src/server/web/manifest.json b/packages/backend/src/server/web/manifest.json
index 48030a2980..41171d62a1 100644
--- a/packages/backend/src/server/web/manifest.json
+++ b/packages/backend/src/server/web/manifest.json
@@ -9,16 +9,26 @@
 		{
 			"src": "/static-assets/icons/192.png",
 			"sizes": "192x192",
-			"type": "image/png"
+			"type": "image/png",
+			"purpose": "maskable"
 		},
 		{
 			"src": "/static-assets/icons/512.png",
 			"sizes": "512x512",
-			"type": "image/png"
+			"type": "image/png",
+			"purpose": "maskable"
+		},
+		{
+			"src": "/static-assets/splash.png",
+			"sizes": "300x300",
+			"type": "image/png",
+			"purpose": "any"
 		}
 	],
 	"share_target": {
 		"action": "/share/",
+		"method": "GET",
+		"enctype": "application/x-www-form-urlencoded",
 		"params": {
 			"title": "title",
 			"text": "text",
diff --git a/packages/backend/src/types.ts b/packages/backend/src/types.ts
index 8ac65a021c..7c6a1e5199 100644
--- a/packages/backend/src/types.ts
+++ b/packages/backend/src/types.ts
@@ -1,4 +1,5 @@
-export const notificationTypes = ['follow', 'mention', 'reply', 'renote', 'quote', 'reaction', 'pollVote', 'pollEnded', 'receiveFollowRequest', 'followRequestAccepted', 'achievementEarned', 'app'] as const;
+export const notificationTypes = ['follow', 'mention', 'reply', 'renote', 'quote', 'reaction', 'pollEnded', 'receiveFollowRequest', 'followRequestAccepted', 'achievementEarned', 'app'] as const;
+export const obsoleteNotificationTypes = ['pollVote', 'groupInvited'] as const;
 
 export const noteVisibilities = ['public', 'home', 'followers', 'specified'] as const;