feat: 自分用メモ機能 (#10516)

* 自分用メモを作成する機能

* 不要なCSSを削除

* メモ: デザイン調整

* デザイン崩れを修正

* fix: メモ機能のe2eテストで見つかった不具合を修正

* デザイン調整

* fix(frontend): 自分用メモtextareaにline-heightが適用されない問題を修正

locales/ja-JP.yml

@@ -993,6 +993,7 @@ noteIdOrUrl: "ノートIDまたはURL"
 accountMigration: "アカウントの引っ越し"
 accountMoved: "このユーザーは新しいアカウントに引っ越しました："
 forceShowAds: "常に広告を表示する"
+addMemo: "メモを追加"
 
 _accountMigration:
   moveTo: "このアカウントを新しいアカウントに引っ越す"

packages/backend/migration/1680702787050-UserMemo.js

@@ -0,0 +1,18 @@
+export class UserMemo1680702787050 {
+    name = 'UserMemo1680702787050'
+
+    async up(queryRunner) {
+        await queryRunner.query(`CREATE TABLE "user_memo" ("id" character varying(32) NOT NULL, "userId" character varying(32) NOT NULL, "targetUserId" character varying(32) NOT NULL, "memo" character varying(2048) NOT NULL, CONSTRAINT "PK_e9aaa58f7d3699a84d79078f4d9" PRIMARY KEY ("id")); COMMENT ON COLUMN "user_memo"."userId" IS 'The ID of author.'; COMMENT ON COLUMN "user_memo"."targetUserId" IS 'The ID of target user.'; COMMENT ON COLUMN "user_memo"."memo" IS 'Memo.'`);
+        await queryRunner.query(`CREATE INDEX "IDX_650b49c5639b5840ee6a2b8f83" ON "user_memo" ("userId") `);
+        await queryRunner.query(`CREATE INDEX "IDX_66ac4a82894297fd09ba61f3d3" ON "user_memo" ("targetUserId") `);
+        await queryRunner.query(`CREATE UNIQUE INDEX "IDX_faef300913c738265638ba3ebc" ON "user_memo" ("userId", "targetUserId") `);
+        await queryRunner.query(`ALTER TABLE "user_memo" ADD CONSTRAINT "FK_650b49c5639b5840ee6a2b8f83e" FOREIGN KEY ("userId") REFERENCES "user"("id") ON DELETE CASCADE ON UPDATE NO ACTION`);
+        await queryRunner.query(`ALTER TABLE "user_memo" ADD CONSTRAINT "FK_66ac4a82894297fd09ba61f3d35" FOREIGN KEY ("targetUserId") REFERENCES "user"("id") ON DELETE CASCADE ON UPDATE NO ACTION`);
+    }
+
+    async down(queryRunner) {
+        await queryRunner.query(`ALTER TABLE "user_memo" DROP CONSTRAINT "FK_66ac4a82894297fd09ba61f3d35"`);
+        await queryRunner.query(`ALTER TABLE "user_memo" DROP CONSTRAINT "FK_650b49c5639b5840ee6a2b8f83e"`);
+        await queryRunner.query(`DROP TABLE "user_memo"`);
+    }
+}

packages/backend/src/core/entities/UserEntityService.ts

@@ -12,7 +12,7 @@ import { USER_ACTIVE_THRESHOLD, USER_ONLINE_THRESHOLD } from '@/const.js';
 import type { Instance } from '@/models/entities/Instance.js';
 import type { LocalUser, RemoteUser, User } from '@/models/entities/User.js';
 import { birthdaySchema, descriptionSchema, localUsernameSchema, locationSchema, nameSchema, passwordSchema } from '@/models/entities/User.js';
-import type { UsersRepository, UserSecurityKeysRepository, FollowingsRepository, FollowRequestsRepository, BlockingsRepository, MutingsRepository, DriveFilesRepository, NoteUnreadsRepository, ChannelFollowingsRepository, UserNotePiningsRepository, UserProfilesRepository, InstancesRepository, AnnouncementReadsRepository, AnnouncementsRepository, PagesRepository, UserProfile, RenoteMutingsRepository } from '@/models/index.js';
+import type { UsersRepository, UserSecurityKeysRepository, FollowingsRepository, FollowRequestsRepository, BlockingsRepository, MutingsRepository, DriveFilesRepository, NoteUnreadsRepository, ChannelFollowingsRepository, UserNotePiningsRepository, UserProfilesRepository, InstancesRepository, AnnouncementReadsRepository, AnnouncementsRepository, PagesRepository, UserProfile, RenoteMutingsRepository, UserMemoRepository } from '@/models/index.js';
 import { bindThis } from '@/decorators.js';
 import { RoleService } from '@/core/RoleService.js';
 import { ApPersonService } from '@/core/activitypub/models/ApPersonService.js';
@@ -113,6 +113,9 @@ export class UserEntityService implements OnModuleInit {
 
 		@Inject(DI.pagesRepository)
 		private pagesRepository: PagesRepository,
+		
+		@Inject(DI.userMemoRepository)
+		private userMemoRepository: UserMemoRepository,
 
 		//private noteEntityService: NoteEntityService,
 		//private driveFileEntityService: DriveFileEntityService,
@@ -337,6 +340,11 @@ export class UserEntityService implements OnModuleInit {
 
 		const falsy = opts.detail ? false : undefined;
 
+		const memo = meId == null ? null : await this.userMemoRepository.findOneBy({
+			userId: meId,
+			targetUserId: user.id,
+		}).then(row => row?.memo ?? null);
+
 		const packed = {
 			id: user.id,
 			name: user.name,
@@ -476,6 +484,10 @@ export class UserEntityService implements OnModuleInit {
 				isMuted: relation.isMuted,
 				isRenoteMuted: relation.isRenoteMuted,
 			} : {}),
+
+			...(memo ? {
+				memo,
+			} : {}),
 		} as Promiseable<Packed<'User'>> as Promiseable<IsMeAndIsUserDetailed<ExpectsMe, D>>;
 
 		return await awaitAll(packed);

packages/backend/src/di-symbols.ts

@@ -70,5 +70,6 @@ export const DI = {
 	roleAssignmentsRepository: Symbol('roleAssignmentsRepository'),
 	flashsRepository: Symbol('flashsRepository'),
 	flashLikesRepository: Symbol('flashLikesRepository'),
+	userMemoRepository: Symbol('userMemoRepository'),
 	//#endregion
 };

packages/backend/src/models/RepositoryModule.ts

@@ -1,6 +1,6 @@
 import { Module } from '@nestjs/common';
 import { DI } from '@/di-symbols.js';
-import { User, Note, Announcement, AnnouncementRead, App, NoteFavorite, NoteThreadMuting, NoteReaction, NoteUnread, Poll, PollVote, UserProfile, UserKeypair, UserPending, AttestationChallenge, UserSecurityKey, UserPublickey, UserList, UserListJoining, UserNotePining, UserIp, UsedUsername, Following, FollowRequest, Instance, Emoji, DriveFile, DriveFolder, Meta, Muting, RenoteMuting, Blocking, SwSubscription, Hashtag, AbuseUserReport, RegistrationTicket, AuthSession, AccessToken, Signin, Page, PageLike, GalleryPost, GalleryLike, ModerationLog, Clip, ClipNote, Antenna, PromoNote, PromoRead, Relay, MutedNote, Channel, ChannelFollowing, ChannelFavorite, RegistryItem, Webhook, Ad, PasswordResetRequest, RetentionAggregation, FlashLike, Flash, Role, RoleAssignment, ClipFavorite } from './index.js';
+import { User, Note, Announcement, AnnouncementRead, App, NoteFavorite, NoteThreadMuting, NoteReaction, NoteUnread, Poll, PollVote, UserProfile, UserKeypair, UserPending, AttestationChallenge, UserSecurityKey, UserPublickey, UserList, UserListJoining, UserNotePining, UserIp, UsedUsername, Following, FollowRequest, Instance, Emoji, DriveFile, DriveFolder, Meta, Muting, RenoteMuting, Blocking, SwSubscription, Hashtag, AbuseUserReport, RegistrationTicket, AuthSession, AccessToken, Signin, Page, PageLike, GalleryPost, GalleryLike, ModerationLog, Clip, ClipNote, Antenna, PromoNote, PromoRead, Relay, MutedNote, Channel, ChannelFollowing, ChannelFavorite, RegistryItem, Webhook, Ad, PasswordResetRequest, RetentionAggregation, FlashLike, Flash, Role, RoleAssignment, ClipFavorite, UserMemo } from './index.js';
 import type { DataSource } from 'typeorm';
 import type { Provider } from '@nestjs/common';
 
@@ -388,6 +388,12 @@ const $roleAssignmentsRepository: Provider = {
 	inject: [DI.db],
 };
 
+const $userMemoRepository: Provider = {
+	provide: DI.userMemoRepository,
+	useFactory: (db: DataSource) => db.getRepository(UserMemo),
+	inject: [DI.db],
+};
+
 @Module({
 	imports: [
 	],
@@ -456,6 +462,7 @@ const $roleAssignmentsRepository: Provider = {
 		$roleAssignmentsRepository,
 		$flashsRepository,
 		$flashLikesRepository,
+		$userMemoRepository,
 	],
 	exports: [
 		$usersRepository,
@@ -522,6 +529,7 @@ const $roleAssignmentsRepository: Provider = {
 		$roleAssignmentsRepository,
 		$flashsRepository,
 		$flashLikesRepository,
+		$userMemoRepository,
 	],
 })
 export class RepositoryModule {}

packages/backend/src/models/entities/UserMemo.ts

@@ -0,0 +1,42 @@
+import { Column, Entity, Index, JoinColumn, ManyToOne, PrimaryColumn } from 'typeorm';
+import { id } from '../id.js';
+import { User } from './User.js';
+
+@Entity()
+@Index(['userId', 'targetUserId'], { unique: true })
+export class UserMemo {
+	@PrimaryColumn(id())
+	public id: string;
+
+	@Index()
+	@Column({
+		...id(),
+		comment: 'The ID of author.',
+	})
+	public userId: User['id'];
+
+	@ManyToOne(type => User, {
+		onDelete: 'CASCADE',
+	})
+	@JoinColumn()
+	public user: User | null;
+
+	@Index()
+	@Column({
+		...id(),
+		comment: 'The ID of target user.',
+	})
+	public targetUserId: User['id'];
+
+	@ManyToOne(type => User, {
+		onDelete: 'CASCADE',
+	})
+	@JoinColumn()
+	public targetUser: User | null;
+
+	@Column('varchar', {
+		length: 2048,
+		comment: 'Memo.',
+	})
+	public memo: string;
+}

packages/backend/src/models/index.ts

@@ -55,6 +55,7 @@ import { UserPending } from '@/models/entities/UserPending.js';
 import { UserProfile } from '@/models/entities/UserProfile.js';
 import { UserPublickey } from '@/models/entities/UserPublickey.js';
 import { UserSecurityKey } from '@/models/entities/UserSecurityKey.js';
+import { UserMemo } from '@/models/entities/UserMemo.js';
 import { Webhook } from '@/models/entities/Webhook.js';
 import { Channel } from '@/models/entities/Channel.js';
 import { RetentionAggregation } from '@/models/entities/RetentionAggregation.js';
@@ -129,6 +130,7 @@ export {
 	RoleAssignment,
 	Flash,
 	FlashLike,
+	UserMemo,
 };
 
 export type AbuseUserReportsRepository = Repository<AbuseUserReport>;
@@ -195,3 +197,4 @@ export type RolesRepository = Repository<Role>;
 export type RoleAssignmentsRepository = Repository<RoleAssignment>;
 export type FlashsRepository = Repository<Flash>;
 export type FlashLikesRepository = Repository<FlashLike>;
+export type UserMemoRepository = Repository<UserMemo>;

packages/backend/src/models/json-schema/user.ts

@@ -250,6 +250,10 @@ export const packedUserDetailedNotMeOnlySchema = {
 			type: 'boolean',
 			nullable: false, optional: true,
 		},
+		memo: {
+			type: 'string',
+			nullable: false, optional: true,
+		},
 		//#endregion
 	},
 } as const;

packages/backend/src/postgres.ts

@@ -70,6 +70,7 @@ import { Role } from '@/models/entities/Role.js';
 import { RoleAssignment } from '@/models/entities/RoleAssignment.js';
 import { Flash } from '@/models/entities/Flash.js';
 import { FlashLike } from '@/models/entities/FlashLike.js';
+import { UserMemo } from '@/models/entities/UserMemo.js';
 
 import { Config } from '@/config.js';
 import MisskeyLogger from '@/logger.js';
@@ -183,6 +184,7 @@ export const entities = [
 	RoleAssignment,
 	Flash,
 	FlashLike,
+	UserMemo,
 	...charts,
 ];
 

packages/backend/src/server/api/EndpointsModule.ts

@@ -330,6 +330,7 @@ import * as ep___users_search from './endpoints/users/search.js';
 import * as ep___users_show from './endpoints/users/show.js';
 import * as ep___users_stats from './endpoints/users/stats.js';
 import * as ep___users_achievements from './endpoints/users/achievements.js';
+import * as ep___users_updateMemo from './endpoints/users/update-memo.js';
 import * as ep___fetchRss from './endpoints/fetch-rss.js';
 import * as ep___retention from './endpoints/retention.js';
 import { GetterService } from './GetterService.js';
@@ -665,6 +666,7 @@ const $users_search: Provider = { provide: 'ep:users/search', useClass: ep___use
 const $users_show: Provider = { provide: 'ep:users/show', useClass: ep___users_show.default };
 const $users_stats: Provider = { provide: 'ep:users/stats', useClass: ep___users_stats.default };
 const $users_achievements: Provider = { provide: 'ep:users/achievements', useClass: ep___users_achievements.default };
+const $users_updateMemo: Provider = { provide: 'ep:users/update-memo', useClass: ep___users_updateMemo.default };
 const $fetchRss: Provider = { provide: 'ep:fetch-rss', useClass: ep___fetchRss.default };
 const $retention: Provider = { provide: 'ep:retention', useClass: ep___retention.default };
 
@@ -1004,6 +1006,7 @@ const $retention: Provider = { provide: 'ep:retention', useClass: ep___retention
 		$users_show,
 		$users_stats,
 		$users_achievements,
+		$users_updateMemo,
 		$fetchRss,
 		$retention,
 	],
@@ -1335,6 +1338,7 @@ const $retention: Provider = { provide: 'ep:retention', useClass: ep___retention
 		$users_show,
 		$users_stats,
 		$users_achievements,
+		$users_updateMemo,
 		$fetchRss,
 		$retention,
 	],

packages/backend/src/server/api/endpoints.ts

@@ -330,6 +330,7 @@ import * as ep___users_search from './endpoints/users/search.js';
 import * as ep___users_show from './endpoints/users/show.js';
 import * as ep___users_stats from './endpoints/users/stats.js';
 import * as ep___users_achievements from './endpoints/users/achievements.js';
+import * as ep___users_updateMemo from './endpoints/users/update-memo.js';
 import * as ep___fetchRss from './endpoints/fetch-rss.js';
 import * as ep___retention from './endpoints/retention.js';
 
@@ -663,6 +664,7 @@ const eps = [
 	['users/show', ep___users_show],
 	['users/stats', ep___users_stats],
 	['users/achievements', ep___users_achievements],
+	['users/update-memo', ep___users_updateMemo],
 	['fetch-rss', ep___fetchRss],
 	['retention', ep___retention],
 ];

packages/backend/src/server/api/endpoints/users/update-memo.ts

@@ -0,0 +1,85 @@
+import { Inject, Injectable } from '@nestjs/common';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import { IdService } from '@/core/IdService.js';
+import type { UserMemoRepository } from '@/models/index.js';
+import { DI } from '@/di-symbols.js';
+import { GetterService } from '@/server/api/GetterService.js';
+import { ApiError } from '../../error.js';
+
+export const meta = {
+	tags: ['account'],
+
+	requireCredential: true,
+
+	kind: 'write:account',
+
+	errors: {
+		noSuchUser: {
+			message: 'No such user.',
+			code: 'NO_SUCH_USER',
+			id: '6fef56f3-e765-4957-88e5-c6f65329b8a5',
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		userId: { type: 'string', format: 'misskey:id' },
+		memo: {
+			type: 'string',
+			nullable: true,
+			description: 'A personal memo for the target user. If null or empty, delete the memo.',
+		},
+	},
+	required: ['userId', 'memo'],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.userMemoRepository)
+		private userMemoRepository: UserMemoRepository,
+		private getterService: GetterService,
+		private idService: IdService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			// Get target
+			const target = await this.getterService.getUser(ps.userId).catch(err => {
+				if (err.id === '15348ddd-432d-49c2-8a5a-8069753becff') throw new ApiError(meta.errors.noSuchUser);
+				throw err;
+			});
+
+			// 引数がnullか空文字であれば、パーソナルメモを削除する
+			if (ps.memo === '' || ps.memo == null) {
+				await this.userMemoRepository.delete({
+					userId: me.id,
+					targetUserId: target.id,
+				});
+				return;
+			}
+
+			// 以前に作成されたパーソナルメモがあるかどうか確認
+			const previousMemo = await this.userMemoRepository.findOneBy({
+				userId: me.id,
+				targetUserId: target.id,
+			});
+
+			if (!previousMemo) {
+				await this.userMemoRepository.insert({
+					id: this.idService.genId(),
+					userId: me.id,
+					targetUserId: target.id,
+					memo: ps.memo,
+				});
+			} else {
+				await this.userMemoRepository.update(previousMemo.id, {
+					userId: me.id,
+					targetUserId: target.id,
+					memo: ps.memo,
+				});
+			}
+		});
+	}
+}

packages/backend/test/e2e/endpoints.ts

@@ -849,4 +849,84 @@ describe('Endpoints', () => {
 			assert.strictEqual(res.body.error.code, 'URL_PREVIEW_FAILED');
 		});
 	});
+
+	describe('パーソナルメモ機能のテスト', () => {
+		test('他者に関するメモを更新できる', async () => {
+			const memo = '10月まで低浮上とのこと。';
+
+			const res1 = await api('/users/update-memo', {
+				memo,
+				userId: bob.id,
+			}, alice);
+
+			const res2 = await api('/users/show', {
+				userId: bob.id,
+			}, alice);
+			assert.strictEqual(res1.status, 204);
+			assert.strictEqual(res2.body?.memo, memo);
+		});
+
+		test('自分に関するメモを更新できる', async () => {
+			const memo = 'チケットを月末までに買う。';
+
+			const res1 = await api('/users/update-memo', {
+				memo,
+				userId: alice.id,
+			}, alice);
+
+			const res2 = await api('/users/show', {
+				userId: alice.id,
+			}, alice);
+			assert.strictEqual(res1.status, 204);
+			assert.strictEqual(res2.body?.memo, memo);
+		});
+
+		test('メモを削除できる', async () => {
+			const memo = '10月まで低浮上とのこと。';
+
+			await api('/users/update-memo', {
+				memo,
+				userId: bob.id,
+			}, alice);
+
+			await api('/users/update-memo', {
+				memo: '',
+				userId: bob.id,
+			}, alice);
+
+			const res = await api('/users/show', {
+				userId: bob.id,
+			}, alice);
+
+			assert.strictEqual('memo' in res.body, false);
+		});
+
+		test('メモは個人ごとに独立して保存される', async () => {
+			const memoAliceToBob = '10月まで低浮上とのこと。';
+			const memoCarolToBob = '例の件について今度問いただす。';
+
+			await Promise.all([
+				api('/users/update-memo', {
+					memo: memoAliceToBob,
+					userId: bob.id,
+				}, alice),
+				api('/users/update-memo', {
+					memo: memoCarolToBob,
+					userId: bob.id,
+				}, carol),
+			]);
+
+			const [resAlice, resCarol] = await Promise.all([
+				api('/users/show', {
+					userId: bob.id,
+				}, alice),
+				api('/users/show', {
+					userId: bob.id,
+				}, carol),
+			]);
+
+			assert.strictEqual(resAlice.body.memo, memoAliceToBob);
+			assert.strictEqual(resCarol.body.memo, memoCarolToBob);
+		});
+	});
 });

packages/frontend/src/pages/user/home.vue

@@ -21,6 +21,9 @@
 								<span v-if="user.isAdmin" :title="i18n.ts.isAdmin" style="color: var(--badge);"><i class="ti ti-shield"></i></span>
 								<span v-if="user.isLocked" :title="i18n.ts.isLocked"><i class="ti ti-lock"></i></span>
 								<span v-if="user.isBot" :title="i18n.ts.isBot"><i class="ti ti-robot"></i></span>
+								<button v-if="!isEditingMemo && !memoDraft" class="_button add-note-button" @click="showMemoTextarea">
+									<i class="ti ti-edit"/> {{ i18n.ts.addMemo }}
+								</button>
 							</div>
 						</div>
 						<span v-if="$i && $i.id != user.id && user.isFollowed" class="followed">{{ i18n.ts.followsYou }}</span>
@@ -39,6 +42,17 @@
 							<span v-if="user.isBot" :title="i18n.ts.isBot"><i class="ti ti-robot"></i></span>
 						</div>
 					</div>
+					<div v-if="isEditingMemo || memoDraft" class="memo" :class="{'no-memo': !memoDraft}">
+						<div class="heading" v-text="i18n.ts.memo"/>
+						<textarea
+							ref="memoTextareaEl"
+							v-model="memoDraft"
+							rows="1"
+							@focus="isEditingMemo = true"
+							@blur="updateMemo"
+							@input="adjustMemoTextarea"
+						/>
+					</div>
 					<div v-if="user.roles.length > 0" class="roles">
 						<span v-for="role in user.roles" :key="role.id" v-tooltip="role.description" class="role" :style="{ '--color': role.color }">
 							<img v-if="role.iconUrl" style="height: 1.3em; vertical-align: -22%;" :src="role.iconUrl"/>
@@ -113,7 +127,7 @@
 </template>
 
 <script lang="ts" setup>
-import { defineAsyncComponent, computed, onMounted, onUnmounted } from 'vue';
+import { defineAsyncComponent, computed, onMounted, onUnmounted, nextTick, watch } from 'vue';
 import calcAge from 's-age';
 import * as misskey from 'misskey-js';
 import MkNote from '@/components/MkNote.vue';
@@ -133,6 +147,7 @@ import { $i } from '@/account';
 import { dateString } from '@/filters/date';
 import { confetti } from '@/scripts/confetti';
 import MkNotes from '@/components/MkNotes.vue';
+import { api } from '@/os';
 
 const XPhotos = defineAsyncComponent(() => import('./index.photos.vue'));
 const XActivity = defineAsyncComponent(() => import('./index.activity.vue'));
@@ -151,6 +166,10 @@ let parallaxAnimationId = $ref<null | number>(null);
 let narrow = $ref<null | boolean>(null);
 let rootEl = $ref<null | HTMLElement>(null);
 let bannerEl = $ref<null | HTMLElement>(null);
+let memoTextareaEl = $ref<null | HTMLElement>(null);
+let memoDraft = $ref(props.user.memo);
+
+let isEditingMemo = $ref(false);
 
 const pagination = {
 	endpoint: 'users/notes' as const,
@@ -193,6 +212,31 @@ function parallax() {
 	banner.style.backgroundPosition = `center calc(50% - ${pos}px)`;
 }
 
+function showMemoTextarea() {
+	isEditingMemo = true;
+	nextTick(() => {
+		memoTextareaEl?.focus();
+	});
+}
+
+function adjustMemoTextarea() {
+	if (!memoTextareaEl) return;
+	memoTextareaEl.style.height = '0px';
+	memoTextareaEl.style.height = `${memoTextareaEl.scrollHeight}px`;
+}
+
+async function updateMemo() {
+	await api('users/update-memo', {
+		memo: memoDraft,
+		userId: props.user.id,
+	});
+	isEditingMemo = false;
+}
+
+watch([props.user], () => {
+	memoDraft = props.user.memo;
+});
+
 onMounted(() => {
 	window.requestAnimationFrame(parallaxLoop);
 	narrow = rootEl!.clientWidth < 1000;
@@ -208,6 +252,9 @@ onMounted(() => {
 			});
 		}
 	}
+	nextTick(() => {
+		adjustMemoTextarea();
+	});
 });
 
 onUnmounted(() => {
@@ -323,6 +370,16 @@ onUnmounted(() => {
 									font-weight: bold;
 								}
 							}
+
+							> .add-note-button {
+								background: rgba(0, 0, 0, 0.2);
+								color: #fff;
+								-webkit-backdrop-filter: var(--blur, blur(8px));
+								backdrop-filter: var(--blur, blur(8px));
+								border-radius: 24px;
+								padding: 4px 8px;
+								font-size: 80%;
+							}
 						}
 					}
 				}
@@ -369,6 +426,38 @@ onUnmounted(() => {
 					}
 				}
 
+				> .memo {
+					margin: 12px 24px 0 154px;
+					background: transparent;
+					color: var(--fg);
+					border: 1px solid var(--divider);
+					border-radius: 8px;
+					padding: 8px;
+					line-height: 0;
+
+					> .heading {
+						text-align: left;
+						color: var(--fgTransparent);
+						line-height: 1.5;
+					}
+
+					textarea {
+						margin: 0;
+						padding: 0;
+						resize: none;
+						border: none;
+						outline: none;
+						width: 100%;
+						height: auto;
+						min-height: 0;
+						line-height: 1.5;
+						color: var(--fg);
+						overflow: hidden;
+						background: transparent;
+						font-family: inherit;
+					}
+				}
+
 				> .description {
 					padding: 24px 24px 24px 154px;
 					font-size: 0.95em;
@@ -504,6 +593,10 @@ onUnmounted(() => {
 					justify-content: center;
 				}
 
+				> .memo {
+					margin: 16px 16px 0 16px;
+				}
+
 				> .description {
 					padding: 16px;
 					text-align: center;