Merge branch 'misskey-develop' into merge/2025-03-24

# Conflicts:
#	.github/workflows/api-misskey-js.yml
#	.github/workflows/changelog-check.yml
#	.github/workflows/check-misskey-js-autogen.yml
#	.github/workflows/get-api-diff.yml
#	.github/workflows/lint.yml
#	.github/workflows/locale.yml
#	.github/workflows/on-release-created.yml
#	.github/workflows/storybook.yml
#	.github/workflows/test-backend.yml
#	.github/workflows/test-federation.yml
#	.github/workflows/test-frontend.yml
#	.github/workflows/test-misskey-js.yml
#	.github/workflows/test-production.yml
#	.github/workflows/validate-api-json.yml
#	package.json
#	packages/backend/package.json
#	packages/backend/src/server/api/ApiCallService.ts
#	packages/backend/src/server/api/endpoints/drive/files/create.ts
#	packages/frontend-shared/js/url.ts
#	packages/frontend/package.json
#	packages/frontend/src/components/MkFileCaptionEditWindow.vue
#	packages/frontend/src/components/MkInfo.vue
#	packages/frontend/src/components/MkLink.vue
#	packages/frontend/src/components/MkNote.vue
#	packages/frontend/src/components/MkNotes.vue
#	packages/frontend/src/components/MkPageWindow.vue
#	packages/frontend/src/components/MkReactionsViewer.vue
#	packages/frontend/src/components/MkTimeline.vue
#	packages/frontend/src/components/MkUrlPreview.vue
#	packages/frontend/src/components/MkUserPopup.vue
#	packages/frontend/src/components/global/MkPageHeader.vue
#	packages/frontend/src/components/global/MkUrl.vue
#	packages/frontend/src/components/global/PageWithHeader.vue
#	packages/frontend/src/pages/about-misskey.vue
#	packages/frontend/src/pages/announcements.vue
#	packages/frontend/src/pages/antenna-timeline.vue
#	packages/frontend/src/pages/channel.vue
#	packages/frontend/src/pages/instance-info.vue
#	packages/frontend/src/pages/note.vue
#	packages/frontend/src/pages/page.vue
#	packages/frontend/src/pages/role.vue
#	packages/frontend/src/pages/tag.vue
#	packages/frontend/src/pages/timeline.vue
#	packages/frontend/src/pages/user-list-timeline.vue
#	packages/frontend/src/pages/user/followers.vue
#	packages/frontend/src/pages/user/following.vue
#	packages/frontend/src/pages/user/home.vue
#	packages/frontend/src/pages/user/index.vue
#	packages/frontend/src/ui/deck.vue
#	packages/misskey-js/generator/package.json
#	pnpm-lock.yaml
#	scripts/changelog-checker/package-lock.json
#	scripts/changelog-checker/package.json

38 files changed, 235 insertions, 90 deletions

diff --git a/packages/backend/src/core/DriveService.ts b/packages/backend/src/core/DriveService.ts
index 4be1b0e41b..bb76b680a4 100644
--- a/packages/backend/src/core/DriveService.ts
+++ b/packages/backend/src/core/DriveService.ts
@@ -515,9 +515,16 @@ export class DriveService {
 
 			const policies = await this.roleService.getUserPolicies(user.id);
 			const driveCapacity = 1024 * 1024 * policies.driveCapacityMb;
+			const maxFileSize = 1024 * 1024 * policies.maxFileSizeMb;
 			this.registerLogger.debug('drive capacity override applied');
 			this.registerLogger.debug(`overrideCap: ${driveCapacity}bytes, usage: ${usage}bytes, u+s: ${usage + info.size}bytes`);
 
+			if (maxFileSize < info.size) {
+				if (isLocalUser) {
+					throw new IdentifiableError('f9e4e5f3-4df4-40b5-b400-f236945f7073', 'Max file size exceeded.');
+				}
+			}
+
 			// If usage limit exceeded
 			if (driveCapacity < usage + info.size) {
 				if (isLocalUser) {
diff --git a/packages/backend/src/core/FanoutTimelineEndpointService.ts b/packages/backend/src/core/FanoutTimelineEndpointService.ts
index 84ca06ec1e..af2723e99d 100644
--- a/packages/backend/src/core/FanoutTimelineEndpointService.ts
+++ b/packages/backend/src/core/FanoutTimelineEndpointService.ts
@@ -8,10 +8,12 @@ import { DI } from '@/di-symbols.js';
 import { bindThis } from '@/decorators.js';
 import type { MiUser } from '@/models/User.js';
 import type { MiNote } from '@/models/Note.js';
+import type { MiMeta } from '@/models/Meta.js';
 import { Packed } from '@/misc/json-schema.js';
 import type { NotesRepository } from '@/models/_.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { FanoutTimelineName, FanoutTimelineService } from '@/core/FanoutTimelineService.js';
+import { UtilityService } from '@/core/UtilityService.js';
 import { isUserRelated } from '@/misc/is-user-related.js';
 import { isQuote, isRenote } from '@/misc/is-renote.js';
 import { CacheService } from '@/core/CacheService.js';
@@ -30,6 +32,7 @@ type TimelineOptions = {
 	alwaysIncludeMyNotes?: boolean;
 	ignoreAuthorFromBlock?: boolean;
 	ignoreAuthorFromMute?: boolean;
+	ignoreAuthorFromInstanceBlock?: boolean;
 	excludeNoFiles?: boolean;
 	excludeReplies?: boolean;
 	excludeBots?: boolean;
@@ -43,9 +46,13 @@ export class FanoutTimelineEndpointService {
 		@Inject(DI.notesRepository)
 		private notesRepository: NotesRepository,
 
+		@Inject(DI.meta)
+		private meta: MiMeta,
+
 		private noteEntityService: NoteEntityService,
 		private cacheService: CacheService,
 		private fanoutTimelineService: FanoutTimelineService,
+		private utilityService: UtilityService,
 	) {
 	}
 
@@ -125,6 +132,19 @@ export class FanoutTimelineEndpointService {
 				};
 			}
 
+			{
+				const parentFilter = filter;
+				filter = (note) => {
+					if (!ps.ignoreAuthorFromInstanceBlock) {
+						if (this.utilityService.isBlockedHost(this.meta.blockedHosts, note.userHost)) return false;
+					}
+					if (note.userId !== note.renoteUserId && this.utilityService.isBlockedHost(this.meta.blockedHosts, note.renoteUserHost)) return false;
+					if (note.userId !== note.replyUserId && this.utilityService.isBlockedHost(this.meta.blockedHosts, note.replyUserHost)) return false;
+
+					return parentFilter(note);
+				};
+			}
+
 			const redisTimeline: MiNote[] = [];
 			let readFromRedis = 0;
 			let lastSuccessfulRate = 1; // rateをキャッシュする？
diff --git a/packages/backend/src/core/ImageProcessingService.ts b/packages/backend/src/core/ImageProcessingService.ts
index 6f978b34c8..6f60475442 100644
--- a/packages/backend/src/core/ImageProcessingService.ts
+++ b/packages/backend/src/core/ImageProcessingService.ts
@@ -34,6 +34,7 @@ export const webpDefault: sharp.WebpOptions = {
 	smartSubsample: true,
 	mixed: true,
 	effort: 2,
+	loop: 0,
 };
 
 export const avifDefault: sharp.AvifOptions = {
diff --git a/packages/backend/src/core/QueryService.ts b/packages/backend/src/core/QueryService.ts
index c611fe5f1e..fb4335b55d 100644
--- a/packages/backend/src/core/QueryService.ts
+++ b/packages/backend/src/core/QueryService.ts
@@ -7,7 +7,7 @@ import { Inject, Injectable } from '@nestjs/common';
 import { Brackets, ObjectLiteral } from 'typeorm';
 import { DI } from '@/di-symbols.js';
 import type { MiUser } from '@/models/User.js';
-import type { UserProfilesRepository, FollowingsRepository, ChannelFollowingsRepository, BlockingsRepository, NoteThreadMutingsRepository, MutingsRepository, RenoteMutingsRepository } from '@/models/_.js';
+import type { UserProfilesRepository, FollowingsRepository, ChannelFollowingsRepository, BlockingsRepository, NoteThreadMutingsRepository, MutingsRepository, RenoteMutingsRepository, MiMeta } from '@/models/_.js';
 import { bindThis } from '@/decorators.js';
 import { IdService } from '@/core/IdService.js';
 import type { SelectQueryBuilder } from 'typeorm';
@@ -36,6 +36,9 @@ export class QueryService {
 		@Inject(DI.renoteMutingsRepository)
 		private renoteMutingsRepository: RenoteMutingsRepository,
 
+		@Inject(DI.meta)
+		private meta: MiMeta,
+
 		private idService: IdService,
 	) {
 	}
@@ -251,4 +254,37 @@ export class QueryService {
 
 		q.setParameters(mutingQuery.getParameters());
 	}
+
+	@bindThis
+	public generateBlockedHostQueryForNote(q: SelectQueryBuilder<any>, excludeAuthor?: boolean): void {
+		let nonBlockedHostQuery: (part: string) => string;
+		if (this.meta.blockedHosts.length === 0) {
+			nonBlockedHostQuery = () => '1=1';
+		} else {
+			nonBlockedHostQuery = (match: string) => `${match} NOT ILIKE ALL(ARRAY[:...blocked])`;
+			q.setParameters({ blocked: this.meta.blockedHosts.flatMap(x => [x, `%.${x}`]) });
+		}
+
+		if (excludeAuthor) {
+			const instanceSuspension = (user: string) => new Brackets(qb => qb
+				.where(`note.${user}Id IS NULL`) // no corresponding user
+				.orWhere(`note.userId = note.${user}Id`)
+				.orWhere(`note.${user}Host IS NULL`) // local
+				.orWhere(nonBlockedHostQuery(`note.${user}Host`)));
+
+			q
+				.andWhere(instanceSuspension('replyUser'))
+				.andWhere(instanceSuspension('renoteUser'));
+		} else {
+			const instanceSuspension = (user: string) => new Brackets(qb => qb
+				.where(`note.${user}Id IS NULL`) // no corresponding user
+				.orWhere(`note.${user}Host IS NULL`) // local
+				.orWhere(nonBlockedHostQuery(`note.${user}Host`)));
+
+			q
+				.andWhere(instanceSuspension('user'))
+				.andWhere(instanceSuspension('replyUser'))
+				.andWhere(instanceSuspension('renoteUser'));
+		}
+	}
 }
diff --git a/packages/backend/src/core/RoleService.ts b/packages/backend/src/core/RoleService.ts
index 8b98680f4c..229781c079 100644
--- a/packages/backend/src/core/RoleService.ts
+++ b/packages/backend/src/core/RoleService.ts
@@ -48,6 +48,7 @@ export type RolePolicies = {
 	canUseTranslator: boolean;
 	canHideAds: boolean;
 	driveCapacityMb: number;
+	maxFileSizeMb: number;
 	alwaysMarkNsfw: boolean;
 	canUpdateBioMedia: boolean;
 	pinLimit: number;
@@ -86,6 +87,7 @@ export const DEFAULT_POLICIES: RolePolicies = {
 	canUseTranslator: true,
 	canHideAds: false,
 	driveCapacityMb: 100,
+	maxFileSizeMb: 10,
 	alwaysMarkNsfw: false,
 	canUpdateBioMedia: true,
 	pinLimit: 5,
@@ -399,6 +401,7 @@ export class RoleService implements OnApplicationShutdown, OnModuleInit {
 			canUseTranslator: calc('canUseTranslator', vs => vs.some(v => v === true)),
 			canHideAds: calc('canHideAds', vs => vs.some(v => v === true)),
 			driveCapacityMb: calc('driveCapacityMb', vs => Math.max(...vs)),
+			maxFileSizeMb: calc('maxFileSizeMb', vs => Math.max(...vs)),
 			alwaysMarkNsfw: calc('alwaysMarkNsfw', vs => vs.some(v => v === true)),
 			canUpdateBioMedia: calc('canUpdateBioMedia', vs => vs.some(v => v === true)),
 			pinLimit: calc('pinLimit', vs => Math.max(...vs)),
diff --git a/packages/backend/src/core/SearchService.ts b/packages/backend/src/core/SearchService.ts
index e17677bcb5..37238dc4b0 100644
--- a/packages/backend/src/core/SearchService.ts
+++ b/packages/backend/src/core/SearchService.ts
@@ -300,6 +300,7 @@ export class SearchService {
 		}
 
 		this.queryService.generateVisibilityQuery(query, me);
+		this.queryService.generateBlockedHostQueryForNote(query);
 		if (me) this.queryService.generateMutedUserQueryForNotes(query, me);
 		if (me) this.queryService.generateBlockedUserQueryForNotes(query, me);
 
@@ -366,9 +367,14 @@ export class SearchService {
 				this.cacheService.userBlockedCache.fetch(me.id),
 			])
 			: [new Set<string>(), new Set<string>()];
-		const notes = (await this.notesRepository.findBy({
-			id: In(res.hits.map(x => x.id)),
-		})).filter(note => {
+
+		const query = this.notesRepository.createQueryBuilder('note');
+
+		query.where('note.id IN (:...noteIds)', { noteIds: res.hits.map(x => x.id) });
+
+		this.queryService.generateBlockedHostQueryForNote(query);
+
+		const notes = (await query.getMany()).filter(note => {
 			if (me && isUserRelated(note, userIdsWhoBlockingMe)) return false;
 			if (me && isUserRelated(note, userIdsWhoMeMuting)) return false;
 			return true;
diff --git a/packages/backend/src/models/json-schema/role.ts b/packages/backend/src/models/json-schema/role.ts
index 9e95684f67..307c114c96 100644
--- a/packages/backend/src/models/json-schema/role.ts
+++ b/packages/backend/src/models/json-schema/role.ts
@@ -228,6 +228,10 @@ export const packedRolePoliciesSchema = {
 			type: 'integer',
 			optional: false, nullable: false,
 		},
+		maxFileSizeMb: {
+			type: 'integer',
+			optional: false, nullable: false,
+		},
 		alwaysMarkNsfw: {
 			type: 'boolean',
 			optional: false, nullable: false,
diff --git a/packages/backend/src/server/ServerService.ts b/packages/backend/src/server/ServerService.ts
index dce47e2290..5857b3059e 100644
--- a/packages/backend/src/server/ServerService.ts
+++ b/packages/backend/src/server/ServerService.ts
@@ -75,7 +75,7 @@ export class ServerService implements OnApplicationShutdown {
 	}
 
 	@bindThis
-	public async launch(): Promise<void> {
+	public async launch() {
 		const fastify = Fastify({
 			trustProxy: true,
 			logger: false,
@@ -135,8 +135,8 @@ export class ServerService implements OnApplicationShutdown {
 				reply.header('content-type', 'text/plain; charset=utf-8');
 				reply.header('link', `<${encodeURI(location)}>; rel="canonical"`);
 				done(null, [
-					"Refusing to relay remote ActivityPub object lookup.",
-					"",
+					'Refusing to relay remote ActivityPub object lookup.',
+					'',
 					`Please remove 'application/activity+json' and 'application/ld+json' from the Accept header or fetch using the authoritative URL at ${location}.`,
 				].join('\n'));
 			});
@@ -304,6 +304,7 @@ export class ServerService implements OnApplicationShutdown {
 		}
 
 		await fastify.ready();
+		return fastify;
 	}
 
 	@bindThis
diff --git a/packages/backend/src/server/api/ApiCallService.ts b/packages/backend/src/server/api/ApiCallService.ts
index b22a8c1837..1b8d33f9c9 100644
--- a/packages/backend/src/server/api/ApiCallService.ts
+++ b/packages/backend/src/server/api/ApiCallService.ts
@@ -6,8 +6,11 @@
 import { randomUUID } from 'node:crypto';
 import * as fs from 'node:fs';
 import * as stream from 'node:stream/promises';
+import { Transform } from 'node:stream';
+import { type MultipartFile } from '@fastify/multipart';
 import { Inject, Injectable } from '@nestjs/common';
 import * as Sentry from '@sentry/node';
+import { AttachmentFile } from '@/server/api/endpoint-base.js';
 import { DI } from '@/di-symbols.js';
 import { getIpHash } from '@/misc/get-ip-hash.js';
 import type { MiLocalUser, MiUser } from '@/models/User.js';
@@ -16,7 +19,7 @@ import type Logger from '@/logger.js';
 import type { MiMeta, UserIpsRepository } from '@/models/_.js';
 import { createTemp } from '@/misc/create-temp.js';
 import { bindThis } from '@/decorators.js';
-import { RoleService } from '@/core/RoleService.js';
+import { type RolePolicies, RoleService } from '@/core/RoleService.js';
 import type { Config } from '@/config.js';
 import { sendRateLimitHeaders } from '@/misc/rate-limit-utils.js';
 import { SkRateLimiterService } from '@/server/SkRateLimiterService.js';
@@ -191,18 +194,6 @@ export class ApiCallService implements OnApplicationShutdown {
 			return;
 		}
 
-		const [path, cleanup] = await createTemp();
-		await stream.pipeline(multipartData.file, fs.createWriteStream(path));
-
-		// ファイルサイズが制限を超えていた場合
-		// なお truncated はストリームを読み切ってからでないと機能しないため、stream.pipeline より後にある必要がある
-		if (multipartData.file.truncated) {
-			cleanup();
-			reply.code(413);
-			reply.send();
-			return;
-		}
-
 		const fields = {} as Record<string, unknown>;
 		for (const [k, v] of Object.entries(multipartData.fields)) {
 			fields[k] = typeof v === 'object' && 'value' in v ? v.value : undefined;
@@ -217,10 +208,7 @@ export class ApiCallService implements OnApplicationShutdown {
 			return;
 		}
 		this.authenticateService.authenticate(token).then(([user, app]) => {
-			this.call(endpoint, user, app, fields, {
-				name: multipartData.filename,
-				path: path,
-			}, request, reply).then((res) => {
+			this.call(endpoint, user, app, fields, multipartData, request, reply).then((res) => {
 				this.send(reply, res);
 			}).catch((err: ApiError) => {
 				this.#sendApiError(reply, err);
@@ -290,10 +278,7 @@ export class ApiCallService implements OnApplicationShutdown {
 		user: MiLocalUser | null | undefined,
 		token: MiAccessToken | null | undefined,
 		data: any,
-		file: {
-			name: string;
-			path: string;
-		} | null,
+		multipartFile: MultipartFile | null,
 		request: FastifyRequest<{ Body: Record<string, unknown> | undefined, Querystring: Record<string, unknown> }>,
 		reply: FastifyReply,
 	) {
@@ -369,6 +354,37 @@ export class ApiCallService implements OnApplicationShutdown {
 			}
 		}
 
+		// Cast non JSON input
+		if ((ep.meta.requireFile || request.method === 'GET') && ep.params.properties) {
+			for (const k of Object.keys(ep.params.properties)) {
+				const param = ep.params.properties![k];
+				if (['boolean', 'number', 'integer'].includes(param.type ?? '') && typeof data[k] === 'string') {
+					try {
+						data[k] = JSON.parse(data[k]);
+					} catch (e) {
+						throw new ApiError({
+							message: 'Invalid param.',
+							code: 'INVALID_PARAM',
+							id: '0b5f1631-7c1a-41a6-b399-cce335f34d85',
+						}, {
+							param: k,
+							reason: `cannot cast to ${param.type}`,
+						});
+					}
+				}
+			}
+		}
+
+		if (token && ((ep.meta.kind && !token.permission.some(p => p === ep.meta.kind))
+			|| (!ep.meta.kind && (ep.meta.requireCredential || ep.meta.requireModerator || ep.meta.requireAdmin)))) {
+			throw new ApiError({
+				message: 'Your app does not have the necessary permissions to use this endpoint.',
+				code: 'PERMISSION_DENIED',
+				kind: 'permission',
+				id: '1370e5b7-d4eb-4566-bb1d-7748ee6a1838',
+			});
+		}
+
 		if ((ep.meta.requireModerator || ep.meta.requireAdmin) && (this.meta.rootUserId !== user!.id)) {
 			const myRoles = await this.roleService.getUserRoles(user!.id);
 			if (ep.meta.requireModerator && !myRoles.some(r => r.isModerator || r.isAdministrator)) {
@@ -402,47 +418,89 @@ export class ApiCallService implements OnApplicationShutdown {
 			}
 		}
 
-		if (token && ((ep.meta.kind && !token.permission.some(p => p === ep.meta.kind))
-			|| (!ep.meta.kind && (ep.meta.requireCredential || ep.meta.requireModerator || ep.meta.requireAdmin)))) {
-			throw new ApiError({
-				message: 'Your app does not have the necessary permissions to use this endpoint.',
-				code: 'PERMISSION_DENIED',
-				kind: 'permission',
-				id: '1370e5b7-d4eb-4566-bb1d-7748ee6a1838',
-			});
-		}
-
-		// Cast non JSON input
-		if ((ep.meta.requireFile || request.method === 'GET') && ep.params.properties) {
-			for (const k of Object.keys(ep.params.properties)) {
-				const param = ep.params.properties![k];
-				if (['boolean', 'number', 'integer'].includes(param.type ?? '') && typeof data[k] === 'string') {
-					try {
-						data[k] = JSON.parse(data[k]);
-					} catch (e) {
-						throw new ApiError({
-							message: 'Invalid param.',
-							code: 'INVALID_PARAM',
-							id: '0b5f1631-7c1a-41a6-b399-cce335f34d85',
-						}, {
-							param: k,
-							reason: `cannot cast to ${param.type}`,
-						});
-					}
-				}
-			}
+		let attachmentFile: AttachmentFile | null = null;
+		let cleanup = () => {};
+		if (ep.meta.requireFile && request.method === 'POST' && multipartFile) {
+			const policies = await this.roleService.getUserPolicies(user!.id);
+			const result = await this.handleAttachmentFile(
+				Math.min((policies.maxFileSizeMb * 1024 * 1024), this.config.maxFileSize),
+				multipartFile,
+			);
+			attachmentFile = result.attachmentFile;
+			cleanup = result.cleanup;
 		}
 
 		// API invoking
 		if (this.config.sentryForBackend) {
 			return await Sentry.startSpan({
 				name: 'API: ' + ep.name,
-			}, () => ep.exec(data, user, token, file, request.ip, request.headers)
-				.catch((err: Error) => this.#onExecError(ep, data, err, user?.id)));
+			}, () => {
+				return ep.exec(data, user, token, attachmentFile, request.ip, request.headers)
+					.catch((err: Error) => this.#onExecError(ep, data, err, user?.id))
+					.finally(() => cleanup());
+			});
 		} else {
-			return await ep.exec(data, user, token, file, request.ip, request.headers)
-				.catch((err: Error) => this.#onExecError(ep, data, err, user?.id));
+			return await ep.exec(data, user, token, attachmentFile, request.ip, request.headers)
+				.catch((err: Error) => this.#onExecError(ep, data, err, user?.id))
+				.finally(() => cleanup());
+		}
+	}
+
+	@bindThis
+	private async handleAttachmentFile(
+		fileSizeLimit: number,
+		multipartFile: MultipartFile,
+	) {
+		function createTooLongError() {
+			return new ApiError({
+				httpStatusCode: 413,
+				kind: 'client',
+				message: 'File size is too large.',
+				code: 'FILE_SIZE_TOO_LARGE',
+				id: 'ff827ce8-9b4b-4808-8511-422222a3362f',
+			});
+		}
+
+		function createLimitStream(limit: number) {
+			let total = 0;
+
+			return new Transform({
+				transform(chunk, _, callback) {
+					total += chunk.length;
+					if (total > limit) {
+						callback(createTooLongError());
+					} else {
+						callback(null, chunk);
+					}
+				},
+			});
 		}
+
+		const [path, cleanup] = await createTemp();
+		try {
+			await stream.pipeline(
+				multipartFile.file,
+				createLimitStream(fileSizeLimit),
+				fs.createWriteStream(path),
+			);
+
+			// ファイルサイズが制限を超えていた場合
+			// なお truncated はストリームを読み切ってからでないと機能しないため、stream.pipeline より後にある必要がある
+			if (multipartFile.file.truncated) {
+				throw createTooLongError();
+			}
+		} catch (err) {
+			cleanup();
+			throw err;
+		}
+
+		return {
+			attachmentFile: {
+				name: multipartFile.filename,
+				path,
+			},
+			cleanup,
+		};
 	}
 
 	@bindThis
diff --git a/packages/backend/src/server/api/endpoint-base.ts b/packages/backend/src/server/api/endpoint-base.ts
index e061aa3a8e..b063487305 100644
--- a/packages/backend/src/server/api/endpoint-base.ts
+++ b/packages/backend/src/server/api/endpoint-base.ts
@@ -21,23 +21,23 @@ ajv.addFormat('misskey:id', /^[a-zA-Z0-9]+$/);
 
 export type Response = Record<string, any> | void;
 
-type File = {
+export type AttachmentFile = {
 	name: string | null;
 	path: string;
 };
 
 // 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> =
-	(params: SchemaType<Ps>, user: T['requireCredential'] extends true ? MiLocalUser : MiLocalUser | null, token: MiAccessToken | null, file?: File, cleanup?: () => any, ip?: string | null, headers?: Record<string, string> | null) =>
-		Promise<T['res'] extends undefined ? Response : SchemaType<NonNullable<T['res']>>>;
+	(params: SchemaType<Ps>, user: T['requireCredential'] extends true ? MiLocalUser : MiLocalUser | null, token: MiAccessToken | null, file?: AttachmentFile, 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 ? MiLocalUser : MiLocalUser | null, token: MiAccessToken | null, file?: File, ip?: string | null, headers?: Record<string, string> | null) => Promise<any>;
+	public exec: (params: any, user: T['requireCredential'] extends true ? MiLocalUser : MiLocalUser | null, token: MiAccessToken | null, file?: AttachmentFile, ip?: string | null, headers?: Record<string, string> | null) => Promise<any>;
 
 	constructor(meta: T, paramDef: Ps, cb: Executor<T, Ps>) {
 		const validate = ajv.compile(paramDef);
 
-		this.exec = (params: any, user: T['requireCredential'] extends true ? MiLocalUser : MiLocalUser | null, token: MiAccessToken | null, file?: File, ip?: string | null, headers?: Record<string, string> | null) => {
+		this.exec = (params: any, user: T['requireCredential'] extends true ? MiLocalUser : MiLocalUser | null, token: MiAccessToken | null, file?: AttachmentFile, ip?: string | null, headers?: Record<string, string> | null) => {
 			let cleanup: undefined | (() => void) = undefined;
 
 			if (meta.requireFile) {
diff --git a/packages/backend/src/server/api/endpoints/antennas/notes.ts b/packages/backend/src/server/api/endpoints/antennas/notes.ts
index 57c62b7c89..b90ba6aa0d 100644
--- a/packages/backend/src/server/api/endpoints/antennas/notes.ts
+++ b/packages/backend/src/server/api/endpoints/antennas/notes.ts
@@ -117,6 +117,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			// NOTE: センシティブ除外の設定はこのエンドポイントでは無視する。
 			// https://github.com/misskey-dev/misskey/pull/15346#discussion_r1929950255
 
+			this.queryService.generateBlockedHostQueryForNote(query);
 			this.queryService.generateVisibilityQuery(query, me);
 			this.queryService.generateMutedUserQueryForNotes(query, me);
 			this.queryService.generateBlockedUserQueryForNotes(query, me);
diff --git a/packages/backend/src/server/api/endpoints/channels/timeline.ts b/packages/backend/src/server/api/endpoints/channels/timeline.ts
index 5fc0ae00b2..6336f43e9f 100644
--- a/packages/backend/src/server/api/endpoints/channels/timeline.ts
+++ b/packages/backend/src/server/api/endpoints/channels/timeline.ts
@@ -137,6 +137,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			.leftJoinAndSelect('renote.user', 'renoteUser')
 			.leftJoinAndSelect('note.channel', 'channel');
 
+		this.queryService.generateBlockedHostQueryForNote(query);
 		if (me) {
 			this.queryService.generateMutedUserQueryForNotes(query, me);
 			this.queryService.generateBlockedUserQueryForNotes(query, me);
diff --git a/packages/backend/src/server/api/endpoints/chat/messages/delete.ts b/packages/backend/src/server/api/endpoints/chat/messages/delete.ts
index 63b75fb6a7..52a054303b 100644
--- a/packages/backend/src/server/api/endpoints/chat/messages/delete.ts
+++ b/packages/backend/src/server/api/endpoints/chat/messages/delete.ts
@@ -16,9 +16,6 @@ export const meta = {
 
 	kind: 'write:chat',
 
-	res: {
-	},
-
 	errors: {
 		noSuchMessage: {
 			message: 'No such message.',
diff --git a/packages/backend/src/server/api/endpoints/chat/messages/react.ts b/packages/backend/src/server/api/endpoints/chat/messages/react.ts
index 5f61e7e992..2197e7bf80 100644
--- a/packages/backend/src/server/api/endpoints/chat/messages/react.ts
+++ b/packages/backend/src/server/api/endpoints/chat/messages/react.ts
@@ -16,9 +16,6 @@ export const meta = {
 
 	kind: 'write:chat',
 
-	res: {
-	},
-
 	errors: {
 		noSuchMessage: {
 			message: 'No such message.',
diff --git a/packages/backend/src/server/api/endpoints/chat/messages/unreact.ts b/packages/backend/src/server/api/endpoints/chat/messages/unreact.ts
index 6784bb6ecf..adfcd232f9 100644
--- a/packages/backend/src/server/api/endpoints/chat/messages/unreact.ts
+++ b/packages/backend/src/server/api/endpoints/chat/messages/unreact.ts
@@ -16,9 +16,6 @@ export const meta = {
 
 	kind: 'write:chat',
 
-	res: {
-	},
-
 	errors: {
 		noSuchMessage: {
 			message: 'No such message.',
diff --git a/packages/backend/src/server/api/endpoints/chat/rooms/delete.ts b/packages/backend/src/server/api/endpoints/chat/rooms/delete.ts
index 82a8e1f30d..1ea81448c1 100644
--- a/packages/backend/src/server/api/endpoints/chat/rooms/delete.ts
+++ b/packages/backend/src/server/api/endpoints/chat/rooms/delete.ts
@@ -16,9 +16,6 @@ export const meta = {
 
 	kind: 'write:chat',
 
-	res: {
-	},
-
 	errors: {
 		noSuchRoom: {
 			message: 'No such room.',
diff --git a/packages/backend/src/server/api/endpoints/chat/rooms/invitations/ignore.ts b/packages/backend/src/server/api/endpoints/chat/rooms/invitations/ignore.ts
index b8a228089b..88ea234527 100644
--- a/packages/backend/src/server/api/endpoints/chat/rooms/invitations/ignore.ts
+++ b/packages/backend/src/server/api/endpoints/chat/rooms/invitations/ignore.ts
@@ -16,9 +16,6 @@ export const meta = {
 
 	kind: 'write:chat',
 
-	res: {
-	},
-
 	errors: {
 		noSuchRoom: {
 			message: 'No such room.',
diff --git a/packages/backend/src/server/api/endpoints/chat/rooms/join.ts b/packages/backend/src/server/api/endpoints/chat/rooms/join.ts
index d561f9e03f..550b4da1a6 100644
--- a/packages/backend/src/server/api/endpoints/chat/rooms/join.ts
+++ b/packages/backend/src/server/api/endpoints/chat/rooms/join.ts
@@ -16,9 +16,6 @@ export const meta = {
 
 	kind: 'write:chat',
 
-	res: {
-	},
-
 	errors: {
 		noSuchRoom: {
 			message: 'No such room.',
diff --git a/packages/backend/src/server/api/endpoints/chat/rooms/leave.ts b/packages/backend/src/server/api/endpoints/chat/rooms/leave.ts
index a3ad0c2d6f..f99b408d67 100644
--- a/packages/backend/src/server/api/endpoints/chat/rooms/leave.ts
+++ b/packages/backend/src/server/api/endpoints/chat/rooms/leave.ts
@@ -16,9 +16,6 @@ export const meta = {
 
 	kind: 'write:chat',
 
-	res: {
-	},
-
 	errors: {
 		noSuchRoom: {
 			message: 'No such room.',
diff --git a/packages/backend/src/server/api/endpoints/chat/rooms/mute.ts b/packages/backend/src/server/api/endpoints/chat/rooms/mute.ts
index 11cbe7b8b9..ee60f92505 100644
--- a/packages/backend/src/server/api/endpoints/chat/rooms/mute.ts
+++ b/packages/backend/src/server/api/endpoints/chat/rooms/mute.ts
@@ -16,9 +16,6 @@ export const meta = {
 
 	kind: 'write:chat',
 
-	res: {
-	},
-
 	errors: {
 		noSuchRoom: {
 			message: 'No such room.',
diff --git a/packages/backend/src/server/api/endpoints/clips/notes.ts b/packages/backend/src/server/api/endpoints/clips/notes.ts
index 69ff45a1c6..59513e530d 100644
--- a/packages/backend/src/server/api/endpoints/clips/notes.ts
+++ b/packages/backend/src/server/api/endpoints/clips/notes.ts
@@ -91,6 +91,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				.leftJoinAndSelect('renote.user', 'renoteUser')
 				.andWhere('clipNote.clipId = :clipId', { clipId: clip.id });
 
+			this.queryService.generateBlockedHostQueryForNote(query);
 			if (me) {
 				this.queryService.generateVisibilityQuery(query, me);
 				this.queryService.generateMutedUserQueryForNotes(query, me);
diff --git a/packages/backend/src/server/api/endpoints/drive/files/create.ts b/packages/backend/src/server/api/endpoints/drive/files/create.ts
index f67ff6ddc4..7043f4883a 100644
--- a/packages/backend/src/server/api/endpoints/drive/files/create.ts
+++ b/packages/backend/src/server/api/endpoints/drive/files/create.ts
@@ -62,6 +62,12 @@ export const meta = {
 			code: 'COMMENT_TOO_LONG',
 			id: '333652d9-0826-40f5-a2c3-e2bedcbb9fe5',
 		},
+
+		maxFileSizeExceeded: {
+			message: 'Cannot upload the file because it exceeds the maximum file size.',
+			code: 'MAX_FILE_SIZE_EXCEEDED',
+			id: 'b9d8c348-33f0-4673-b9a9-5d4da058977a',
+		},
 	},
 } as const;
 
@@ -128,6 +134,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				if (err instanceof IdentifiableError) {
 					if (err.id === '282f77bf-5816-4f72-9264-aa14d8261a21') throw new ApiError(meta.errors.inappropriate);
 					if (err.id === 'c6244ed2-a39a-4e1c-bf93-f0fbd7764fa6') throw new ApiError(meta.errors.noFreeSpace);
+					if (err.id === 'f9e4e5f3-4df4-40b5-b400-f236945f7073') throw new ApiError(meta.errors.maxFileSizeExceeded);
 				}
 				throw new ApiError();
 			} finally {
diff --git a/packages/backend/src/server/api/endpoints/notes/children.ts b/packages/backend/src/server/api/endpoints/notes/children.ts
index c97a0c0bc7..8f19d534d4 100644
--- a/packages/backend/src/server/api/endpoints/notes/children.ts
+++ b/packages/backend/src/server/api/endpoints/notes/children.ts
@@ -79,6 +79,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				.leftJoinAndSelect('renote.user', 'renoteUser');
 
 			this.queryService.generateVisibilityQuery(query, me);
+			this.queryService.generateBlockedHostQueryForNote(query);
 			if (me) {
 				this.queryService.generateMutedUserQueryForNotes(query, me);
 				this.queryService.generateBlockedUserQueryForNotes(query, me);
diff --git a/packages/backend/src/server/api/endpoints/notes/featured.ts b/packages/backend/src/server/api/endpoints/notes/featured.ts
index 4853489827..734ff31700 100644
--- a/packages/backend/src/server/api/endpoints/notes/featured.ts
+++ b/packages/backend/src/server/api/endpoints/notes/featured.ts
@@ -11,6 +11,7 @@ import { DI } from '@/di-symbols.js';
 import { FeaturedService } from '@/core/FeaturedService.js';
 import { isUserRelated } from '@/misc/is-user-related.js';
 import { CacheService } from '@/core/CacheService.js';
+import { QueryService } from '@/core/QueryService.js';
 
 export const meta = {
 	tags: ['notes'],
@@ -58,6 +59,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private cacheService: CacheService,
 		private noteEntityService: NoteEntityService,
 		private featuredService: FeaturedService,
+		private queryService: QueryService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
 			let noteIds: string[];
@@ -100,6 +102,8 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				.leftJoinAndSelect('renote.user', 'renoteUser')
 				.leftJoinAndSelect('note.channel', 'channel');
 
+			this.queryService.generateBlockedHostQueryForNote(query);
+
 			const notes = (await query.getMany()).filter(note => {
 				if (me && isUserRelated(note, userIdsWhoBlockingMe)) return false;
 				if (me && isUserRelated(note, userIdsWhoMeMuting)) return false;
diff --git a/packages/backend/src/server/api/endpoints/notes/hybrid-timeline.ts b/packages/backend/src/server/api/endpoints/notes/hybrid-timeline.ts
index b0e3327411..6461a2e33f 100644
--- a/packages/backend/src/server/api/endpoints/notes/hybrid-timeline.ts
+++ b/packages/backend/src/server/api/endpoints/notes/hybrid-timeline.ts
@@ -254,6 +254,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		}
 
 		this.queryService.generateVisibilityQuery(query, me);
+		this.queryService.generateBlockedHostQueryForNote(query);
 		this.queryService.generateMutedUserQueryForNotes(query, me);
 		this.queryService.generateBlockedUserQueryForNotes(query, me);
 		this.queryService.generateMutedUserRenotesQueryForNotes(query, me);
diff --git a/packages/backend/src/server/api/endpoints/notes/local-timeline.ts b/packages/backend/src/server/api/endpoints/notes/local-timeline.ts
index 864592ed9b..f55853f3f3 100644
--- a/packages/backend/src/server/api/endpoints/notes/local-timeline.ts
+++ b/packages/backend/src/server/api/endpoints/notes/local-timeline.ts
@@ -167,6 +167,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			.leftJoinAndSelect('renote.user', 'renoteUser');
 
 		this.queryService.generateVisibilityQuery(query, me);
+		this.queryService.generateBlockedHostQueryForNote(query);
 		if (me) this.queryService.generateMutedUserQueryForNotes(query, me);
 		if (me) this.queryService.generateBlockedUserQueryForNotes(query, me);
 		if (me) this.queryService.generateMutedUserRenotesQueryForNotes(query, me);
diff --git a/packages/backend/src/server/api/endpoints/notes/mentions.ts b/packages/backend/src/server/api/endpoints/notes/mentions.ts
index bfcd120f49..269b57366c 100644
--- a/packages/backend/src/server/api/endpoints/notes/mentions.ts
+++ b/packages/backend/src/server/api/endpoints/notes/mentions.ts
@@ -78,6 +78,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				.leftJoinAndSelect('renote.user', 'renoteUser');
 
 			this.queryService.generateVisibilityQuery(query, me);
+			this.queryService.generateBlockedHostQueryForNote(query);
 			this.queryService.generateMutedUserQueryForNotes(query, me);
 			this.queryService.generateMutedNoteThreadQuery(query, me);
 			this.queryService.generateBlockedUserQueryForNotes(query, me);
diff --git a/packages/backend/src/server/api/endpoints/notes/renotes.ts b/packages/backend/src/server/api/endpoints/notes/renotes.ts
index 01f09433a9..0f08cc9cf2 100644
--- a/packages/backend/src/server/api/endpoints/notes/renotes.ts
+++ b/packages/backend/src/server/api/endpoints/notes/renotes.ts
@@ -91,6 +91,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			}
 
 			this.queryService.generateVisibilityQuery(query, me);
+			this.queryService.generateBlockedHostQueryForNote(query);
 			if (me) this.queryService.generateMutedUserQueryForNotes(query, me);
 			if (me) this.queryService.generateBlockedUserQueryForNotes(query, me);
 
diff --git a/packages/backend/src/server/api/endpoints/notes/replies.ts b/packages/backend/src/server/api/endpoints/notes/replies.ts
index f04c9b0ec4..0882e19182 100644
--- a/packages/backend/src/server/api/endpoints/notes/replies.ts
+++ b/packages/backend/src/server/api/endpoints/notes/replies.ts
@@ -62,6 +62,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				.leftJoinAndSelect('renote.user', 'renoteUser');
 
 			this.queryService.generateVisibilityQuery(query, me);
+			this.queryService.generateBlockedHostQueryForNote(query);
 			if (me) this.queryService.generateMutedUserQueryForNotes(query, me);
 			if (me) this.queryService.generateBlockedUserQueryForNotes(query, me);
 
diff --git a/packages/backend/src/server/api/endpoints/notes/search-by-tag.ts b/packages/backend/src/server/api/endpoints/notes/search-by-tag.ts
index af9bc3b426..91874a8195 100644
--- a/packages/backend/src/server/api/endpoints/notes/search-by-tag.ts
+++ b/packages/backend/src/server/api/endpoints/notes/search-by-tag.ts
@@ -97,6 +97,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			if (!this.serverSettings.enableBotTrending) query.andWhere('user.isBot = FALSE');
 
 			this.queryService.generateVisibilityQuery(query, me);
+			this.queryService.generateBlockedHostQueryForNote(query);
 			if (me) this.queryService.generateMutedUserQueryForNotes(query, me);
 			if (me) this.queryService.generateBlockedUserQueryForNotes(query, me);
 
diff --git a/packages/backend/src/server/api/endpoints/notes/timeline.ts b/packages/backend/src/server/api/endpoints/notes/timeline.ts
index 9f19117426..a2dfa7fdac 100644
--- a/packages/backend/src/server/api/endpoints/notes/timeline.ts
+++ b/packages/backend/src/server/api/endpoints/notes/timeline.ts
@@ -209,6 +209,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		}));
 
 		this.queryService.generateVisibilityQuery(query, me);
+		this.queryService.generateBlockedHostQueryForNote(query);
 		this.queryService.generateMutedUserQueryForNotes(query, me);
 		this.queryService.generateBlockedUserQueryForNotes(query, me);
 		this.queryService.generateMutedUserRenotesQueryForNotes(query, me);
diff --git a/packages/backend/src/server/api/endpoints/notes/user-list-timeline.ts b/packages/backend/src/server/api/endpoints/notes/user-list-timeline.ts
index 4c37edfdec..60f18a09b0 100644
--- a/packages/backend/src/server/api/endpoints/notes/user-list-timeline.ts
+++ b/packages/backend/src/server/api/endpoints/notes/user-list-timeline.ts
@@ -190,6 +190,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			}));
 
 		this.queryService.generateVisibilityQuery(query, me);
+		this.queryService.generateBlockedHostQueryForNote(query);
 		this.queryService.generateMutedUserQueryForNotes(query, me);
 		this.queryService.generateBlockedUserQueryForNotes(query, me);
 		this.queryService.generateMutedUserRenotesQueryForNotes(query, me);
diff --git a/packages/backend/src/server/api/endpoints/roles/notes.ts b/packages/backend/src/server/api/endpoints/roles/notes.ts
index dd40e49d3d..d1c2e4b686 100644
--- a/packages/backend/src/server/api/endpoints/roles/notes.ts
+++ b/packages/backend/src/server/api/endpoints/roles/notes.ts
@@ -108,6 +108,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				.leftJoinAndSelect('renote.user', 'renoteUser');
 
 			this.queryService.generateVisibilityQuery(query, me);
+			this.queryService.generateBlockedHostQueryForNote(query);
 			this.queryService.generateMutedUserQueryForNotes(query, me);
 			this.queryService.generateBlockedUserQueryForNotes(query, me);
 
diff --git a/packages/backend/src/server/api/endpoints/users/featured-notes.ts b/packages/backend/src/server/api/endpoints/users/featured-notes.ts
index e6acae08b1..3fb091cc0e 100644
--- a/packages/backend/src/server/api/endpoints/users/featured-notes.ts
+++ b/packages/backend/src/server/api/endpoints/users/featured-notes.ts
@@ -11,6 +11,7 @@ import { DI } from '@/di-symbols.js';
 import { FeaturedService } from '@/core/FeaturedService.js';
 import { CacheService } from '@/core/CacheService.js';
 import { isUserRelated } from '@/misc/is-user-related.js';
+import { QueryService } from '@/core/QueryService.js';
 
 export const meta = {
 	tags: ['notes'],
@@ -55,6 +56,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private noteEntityService: NoteEntityService,
 		private featuredService: FeaturedService,
 		private cacheService: CacheService,
+		private queryService: QueryService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
 			const userIdsWhoBlockingMe = me ? await this.cacheService.userBlockedCache.fetch(me.id) : new Set<string>();
@@ -91,6 +93,8 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				.leftJoinAndSelect('renote.user', 'renoteUser')
 				.leftJoinAndSelect('note.channel', 'channel');
 
+			this.queryService.generateBlockedHostQueryForNote(query);
+
 			const notes = (await query.getMany()).filter(note => {
 				if (me && isUserRelated(note, userIdsWhoBlockingMe, false)) return false;
 				if (me && isUserRelated(note, userIdsWhoMeMuting, true)) return false;
diff --git a/packages/backend/src/server/api/endpoints/users/notes.ts b/packages/backend/src/server/api/endpoints/users/notes.ts
index a4eee544f0..965baa859a 100644
--- a/packages/backend/src/server/api/endpoints/users/notes.ts
+++ b/packages/backend/src/server/api/endpoints/users/notes.ts
@@ -145,6 +145,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				redisTimelines,
 				useDbFallback: true,
 				ignoreAuthorFromMute: true,
+				ignoreAuthorFromInstanceBlock: true,
 				excludeReplies: ps.withChannelNotes && !ps.withReplies, // userTimelineWithChannel may include replies
 				excludeNoFiles: ps.withChannelNotes && ps.withFiles, // userTimelineWithChannel may include notes without files
 				excludePureRenotes: !ps.withRenotes,
@@ -216,6 +217,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		}
 
 		this.queryService.generateVisibilityQuery(query, me);
+		this.queryService.generateBlockedHostQueryForNote(query, true);
 		if (me) {
 			this.queryService.generateMutedUserQueryForNotes(query, me, { id: ps.userId });
 			this.queryService.generateBlockedUserQueryForNotes(query, me);
diff --git a/packages/backend/src/server/api/endpoints/users/reactions.ts b/packages/backend/src/server/api/endpoints/users/reactions.ts
index 49c1190197..56f59bd285 100644
--- a/packages/backend/src/server/api/endpoints/users/reactions.ts
+++ b/packages/backend/src/server/api/endpoints/users/reactions.ts
@@ -108,6 +108,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				.leftJoinAndSelect('reaction.note', 'note');
 
 			this.queryService.generateVisibilityQuery(query, me);
+			this.queryService.generateBlockedHostQueryForNote(query);
 
 			const reactions = (await query
 				.limit(ps.limit)
diff --git a/packages/backend/src/server/web/style.css b/packages/backend/src/server/web/style.css
index 8094a0f6de..1c63d77e06 100644
--- a/packages/backend/src/server/web/style.css
+++ b/packages/backend/src/server/web/style.css
@@ -31,6 +31,7 @@ html {
 	margin: auto;
 	width: 64px;
 	height: 64px;
+	border-radius: 10px;
 	pointer-events: none;
 }
 
diff --git a/packages/backend/src/server/web/style.embed.css b/packages/backend/src/server/web/style.embed.css
index 5e8786cc4e..0911d562bf 100644
--- a/packages/backend/src/server/web/style.embed.css
+++ b/packages/backend/src/server/web/style.embed.css
@@ -53,6 +53,7 @@ html.embed.noborder #splash {
 	margin: auto;
 	width: 64px;
 	height: 64px;
+	border-radius: 10px;
 	pointer-events: none;
 }