diff --git a/packages/backend/src/core/FanoutTimelineService.ts b/packages/backend/src/core/FanoutTimelineService.ts
index aef4ced255..f6dabfadcd 100644
--- a/packages/backend/src/core/FanoutTimelineService.ts
+++ b/packages/backend/src/core/FanoutTimelineService.ts
@@ -14,9 +14,9 @@ export type FanoutTimelineName =
 	| `homeTimeline:${string}`
 	| `homeTimelineWithFiles:${string}` // only notes with files are included
 	// local timeline
-	| 'localTimeline' // replies are not included
-	| 'localTimelineWithFiles' // only non-reply notes with files are included
-	| 'localTimelineWithReplies' // only replies are included
+	| `localTimeline` // replies are not included
+	| `localTimelineWithFiles` // only non-reply notes with files are included
+	| `localTimelineWithReplies` // only replies are included
 	| `localTimelineWithReplyTo:${string}` // Only replies to specific local user are included. Parameter is reply user id.
 
 	// antenna
diff --git a/packages/backend/src/core/QueueService.ts b/packages/backend/src/core/QueueService.ts
index bb658af213..c258a22927 100644
--- a/packages/backend/src/core/QueueService.ts
+++ b/packages/backend/src/core/QueueService.ts
@@ -12,11 +12,11 @@ import type { Config } from '@/config.js';
 import { DI } from '@/di-symbols.js';
 import { bindThis } from '@/decorators.js';
 import type { Antenna } from '@/server/api/endpoints/i/import-antennas.js';
-import { ApRequestCreator } from '@/core/activitypub/ApRequestService.js';
 import type { DbQueue, DeliverQueue, EndedPollNotificationQueue, InboxQueue, ObjectStorageQueue, RelationshipQueue, SystemQueue, WebhookDeliverQueue } from './QueueModule.js';
 import type { DbJobData, DeliverJobData, RelationshipJobData, ThinUser } from '../queue/types.js';
 import type httpSignature from '@peertube/http-signature';
 import type * as Bull from 'bullmq';
+import { ApRequestCreator } from '@/core/activitypub/ApRequestService.js';
 
 @Injectable()
 export class QueueService {
diff --git a/packages/backend/src/core/activitypub/ApMfmService.ts b/packages/backend/src/core/activitypub/ApMfmService.ts
index e2ec369130..ab75b9abbd 100644
--- a/packages/backend/src/core/activitypub/ApMfmService.ts
+++ b/packages/backend/src/core/activitypub/ApMfmService.ts
@@ -31,7 +31,7 @@ export class ApMfmService {
 
 		const parsed = mfm.parse(srcMfm);
 
-		if (!apAppend && parsed.every(n => ['text', 'unicodeEmoji', 'emojiCode', 'mention', 'hashtag', 'url'].includes(n.type))) {
+		if (!apAppend && parsed?.every(n => ['text', 'unicodeEmoji', 'emojiCode', 'mention', 'hashtag', 'url'].includes(n.type))) {
 			noMisskeyContent = true;
 		}
 
diff --git a/packages/backend/src/misc/fastify-hook-handlers.ts b/packages/backend/src/misc/fastify-hook-handlers.ts
new file mode 100644
index 0000000000..49a48f6a6b
--- /dev/null
+++ b/packages/backend/src/misc/fastify-hook-handlers.ts
@@ -0,0 +1,9 @@
+import type { onRequestHookHandler } from 'fastify';
+
+export const handleRequestRedirectToOmitSearch: onRequestHookHandler = (request, reply, done) => {
+	const index = request.url.indexOf('?');
+	if (~index) {
+		reply.redirect(301, request.url.slice(0, index));
+	}
+	done();
+};
diff --git a/packages/backend/src/queue/processors/RelationshipProcessorService.ts b/packages/backend/src/queue/processors/RelationshipProcessorService.ts
index 99f4897a1c..408b02fb38 100644
--- a/packages/backend/src/queue/processors/RelationshipProcessorService.ts
+++ b/packages/backend/src/queue/processors/RelationshipProcessorService.ts
@@ -34,7 +34,7 @@ export class RelationshipProcessorService {
 
 	@bindThis
 	public async processFollow(job: Bull.Job<RelationshipJobData>): Promise<string> {
-		this.logger.info(`${job.data.from.id} is trying to follow ${job.data.to.id} ${job.data.withReplies ? 'with replies' : 'without replies'}`);
+		this.logger.info(`${job.data.from.id} is trying to follow ${job.data.to.id} ${job.data.withReplies ? "with replies" : "without replies"}`);
 		await this.userFollowingService.follow(job.data.from, job.data.to, {
 			requestId: job.data.requestId,
 			silent: job.data.silent,
diff --git a/packages/backend/src/server/FileServerService.ts b/packages/backend/src/server/FileServerService.ts
index 7d63cdba05..f51d7aebca 100644
--- a/packages/backend/src/server/FileServerService.ts
+++ b/packages/backend/src/server/FileServerService.ts
@@ -27,6 +27,7 @@ import { LoggerService } from '@/core/LoggerService.js';
 import { bindThis } from '@/decorators.js';
 import { isMimeImage } from '@/misc/is-mime-image.js';
 import { correctFilename } from '@/misc/correct-filename.js';
+import { handleRequestRedirectToOmitSearch } from '@/misc/fastify-hook-handlers.js';
 import type { FastifyInstance, FastifyRequest, FastifyReply, FastifyPluginOptions } from 'fastify';
 
 const _filename = fileURLToPath(import.meta.url);
@@ -67,20 +68,23 @@ export class FileServerService {
 			done();
 		});
 
-		fastify.get('/files/app-default.jpg', (request, reply) => {
-			const file = fs.createReadStream(`${_dirname}/assets/dummy.png`);
-			reply.header('Content-Type', 'image/jpeg');
-			reply.header('Cache-Control', 'max-age=31536000, immutable');
-			return reply.send(file);
-		});
+		fastify.register((fastify, options, done) => {
+			fastify.addHook('onRequest', handleRequestRedirectToOmitSearch);
+			fastify.get('/files/app-default.jpg', (request, reply) => {
+				const file = fs.createReadStream(`${_dirname}/assets/dummy.png`);
+				reply.header('Content-Type', 'image/jpeg');
+				reply.header('Cache-Control', 'max-age=31536000, immutable');
+				return reply.send(file);
+			});
 
-		fastify.get<{ Params: { key: string; } }>('/files/:key', async (request, reply) => {
-			return await this.sendDriveFile(request, reply)
-				.catch(err => this.errorHandler(request, reply, err));
-		});
-		fastify.get<{ Params: { key: string; } }>('/files/:key/*', async (request, reply) => {
-			return await this.sendDriveFile(request, reply)
-				.catch(err => this.errorHandler(request, reply, err));
+			fastify.get<{ Params: { key: string; } }>('/files/:key', async (request, reply) => {
+				return await this.sendDriveFile(request, reply)
+					.catch(err => this.errorHandler(request, reply, err));
+			});
+			fastify.get<{ Params: { key: string; } }>('/files/:key/*', async (request, reply) => {
+				return await reply.redirect(301, `${this.config.url}/files/${request.params.key}`);
+			});
+			done();
 		});
 
 		fastify.get<{
diff --git a/packages/backend/src/server/NodeinfoServerService.ts b/packages/backend/src/server/NodeinfoServerService.ts
index 058d3d7755..81318ab5ac 100644
--- a/packages/backend/src/server/NodeinfoServerService.ts
+++ b/packages/backend/src/server/NodeinfoServerService.ts
@@ -37,12 +37,12 @@ export class NodeinfoServerService {
 	@bindThis
 	public getLinks() {
 		return [{
-			rel: 'http://nodeinfo.diaspora.software/ns/schema/2.1',
-			href: this.config.url + nodeinfo2_1path,
-		}, {
-			rel: 'http://nodeinfo.diaspora.software/ns/schema/2.0',
-			href: this.config.url + nodeinfo2_0path,
-		}];
+				rel: 'http://nodeinfo.diaspora.software/ns/schema/2.1',
+				href: this.config.url + nodeinfo2_1path
+			}, {
+				rel: 'http://nodeinfo.diaspora.software/ns/schema/2.0',
+				href: this.config.url + nodeinfo2_0path,
+			}];
 	}
 
 	@bindThis
diff --git a/packages/backend/src/server/api/endpoints/fetch-rss.ts b/packages/backend/src/server/api/endpoints/fetch-rss.ts
index 5a23e8f0e5..2085b06365 100644
--- a/packages/backend/src/server/api/endpoints/fetch-rss.ts
+++ b/packages/backend/src/server/api/endpoints/fetch-rss.ts
@@ -25,8 +25,8 @@ export const meta = {
 				items: {
 					type: 'object',
 				},
-			},
-		},
+			}
+		}
 	},
 } as const;
 
diff --git a/packages/backend/src/server/api/endpoints/following/create.ts b/packages/backend/src/server/api/endpoints/following/create.ts
index 590fab013f..ceaf32ccb2 100644
--- a/packages/backend/src/server/api/endpoints/following/create.ts
+++ b/packages/backend/src/server/api/endpoints/following/create.ts
@@ -71,7 +71,7 @@ export const paramDef = {
 	type: 'object',
 	properties: {
 		userId: { type: 'string', format: 'misskey:id' },
-		withReplies: { type: 'boolean' },
+		withReplies: { type: 'boolean' }
 	},
 	required: ['userId'],
 } as const;
diff --git a/packages/backend/src/server/api/endpoints/hashtags/users.ts b/packages/backend/src/server/api/endpoints/hashtags/users.ts
index 8534289a68..30f0c1b0c8 100644
--- a/packages/backend/src/server/api/endpoints/hashtags/users.ts
+++ b/packages/backend/src/server/api/endpoints/hashtags/users.ts
@@ -6,7 +6,7 @@
 import { Inject, Injectable } from '@nestjs/common';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import type { UsersRepository } from '@/models/_.js';
-import { safeForSql } from '@/misc/safe-for-sql.js';
+import { safeForSql } from "@/misc/safe-for-sql.js";
 import { normalizeForSearch } from '@/misc/normalize-for-search.js';
 import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import { DI } from '@/di-symbols.js';
diff --git a/packages/backend/src/server/api/endpoints/i.ts b/packages/backend/src/server/api/endpoints/i.ts
index 3f4008a065..d324e3e64a 100644
--- a/packages/backend/src/server/api/endpoints/i.ts
+++ b/packages/backend/src/server/api/endpoints/i.ts
@@ -14,7 +14,7 @@ export const meta = {
 	tags: ['account'],
 
 	requireCredential: true,
-	kind: 'read:account',
+	kind: "read:account",
 
 	res: {
 		type: 'object',
diff --git a/packages/backend/src/server/api/endpoints/i/apps.ts b/packages/backend/src/server/api/endpoints/i/apps.ts
index 8f2fce2b06..efa541b9ab 100644
--- a/packages/backend/src/server/api/endpoints/i/apps.ts
+++ b/packages/backend/src/server/api/endpoints/i/apps.ts
@@ -38,9 +38,9 @@ export const meta = {
 					type: 'array',
 					uniqueItems: true,
 					items: {
-						type: 'string',
+						type: 'string'
 					},
-				},
+				}
 			},
 		},
 	},
diff --git a/packages/backend/src/server/api/endpoints/i/authorized-apps.ts b/packages/backend/src/server/api/endpoints/i/authorized-apps.ts
index 31c05a5943..dff18d3f45 100644
--- a/packages/backend/src/server/api/endpoints/i/authorized-apps.ts
+++ b/packages/backend/src/server/api/endpoints/i/authorized-apps.ts
@@ -35,7 +35,7 @@ export const meta = {
 					type: 'array',
 					uniqueItems: true,
 					items: {
-						type: 'string',
+						type: 'string'
 					},
 				},
 				isAuthorized: {
diff --git a/packages/backend/src/server/api/endpoints/i/registry/get-detail.ts b/packages/backend/src/server/api/endpoints/i/registry/get-detail.ts
index 46a7321257..ffcf869fcf 100644
--- a/packages/backend/src/server/api/endpoints/i/registry/get-detail.ts
+++ b/packages/backend/src/server/api/endpoints/i/registry/get-detail.ts
@@ -22,7 +22,7 @@ export const meta = {
 
 	res: {
 		type: 'object',
-	},
+	}
 } as const;
 
 export const paramDef = {
diff --git a/packages/backend/src/server/api/endpoints/i/registry/get.ts b/packages/backend/src/server/api/endpoints/i/registry/get.ts
index 86b0ec4c16..d9a8fdd449 100644
--- a/packages/backend/src/server/api/endpoints/i/registry/get.ts
+++ b/packages/backend/src/server/api/endpoints/i/registry/get.ts
@@ -22,7 +22,7 @@ export const meta = {
 
 	res: {
 		type: 'object',
-	},
+	}
 } as const;
 
 export const paramDef = {
diff --git a/packages/backend/src/server/api/endpoints/i/registry/scopes-with-domain.ts b/packages/backend/src/server/api/endpoints/i/registry/scopes-with-domain.ts
index d1f5df65b0..67a99b028a 100644
--- a/packages/backend/src/server/api/endpoints/i/registry/scopes-with-domain.ts
+++ b/packages/backend/src/server/api/endpoints/i/registry/scopes-with-domain.ts
@@ -22,8 +22,8 @@ export const meta = {
 						type: 'array',
 						items: {
 							type: 'string',
-						},
-					},
+						}
+					}
 				},
 				domain: {
 					type: 'string',
@@ -31,7 +31,7 @@ export const meta = {
 				},
 			},
 		},
-	},
+	}
 } as const;
 
 export const paramDef = {
diff --git a/packages/backend/src/server/api/endpoints/i/webhooks/create.ts b/packages/backend/src/server/api/endpoints/i/webhooks/create.ts
index 198c51b546..c02fad449e 100644
--- a/packages/backend/src/server/api/endpoints/i/webhooks/create.ts
+++ b/packages/backend/src/server/api/endpoints/i/webhooks/create.ts
@@ -33,7 +33,7 @@ export const meta = {
 		properties: {
 			id: {
 				type: 'string',
-				format: 'misskey:id',
+				format: 'misskey:id'
 			},
 			userId: {
 				type: 'string',
@@ -45,7 +45,7 @@ export const meta = {
 				items: {
 					type: 'string',
 					enum: webhookEventTypes,
-				},
+				}
 			},
 			url: { type: 'string' },
 			secret: { type: 'string' },
diff --git a/packages/backend/src/server/api/endpoints/i/webhooks/list.ts b/packages/backend/src/server/api/endpoints/i/webhooks/list.ts
index becbf80de1..0e751989bd 100644
--- a/packages/backend/src/server/api/endpoints/i/webhooks/list.ts
+++ b/packages/backend/src/server/api/endpoints/i/webhooks/list.ts
@@ -23,7 +23,7 @@ export const meta = {
 			properties: {
 				id: {
 					type: 'string',
-					format: 'misskey:id',
+					format: 'misskey:id'
 				},
 				userId: {
 					type: 'string',
@@ -35,7 +35,7 @@ export const meta = {
 					items: {
 						type: 'string',
 						enum: webhookEventTypes,
-					},
+					}
 				},
 				url: { type: 'string' },
 				secret: { type: 'string' },
@@ -43,8 +43,8 @@ export const meta = {
 				latestSentAt: { type: 'string', format: 'date-time', nullable: true },
 				latestStatus: { type: 'integer', nullable: true },
 			},
-		},
-	},
+		}
+	}
 } as const;
 
 export const paramDef = {
diff --git a/packages/backend/src/server/api/endpoints/i/webhooks/show.ts b/packages/backend/src/server/api/endpoints/i/webhooks/show.ts
index b648b13cb0..f895844e5c 100644
--- a/packages/backend/src/server/api/endpoints/i/webhooks/show.ts
+++ b/packages/backend/src/server/api/endpoints/i/webhooks/show.ts
@@ -30,7 +30,7 @@ export const meta = {
 		properties: {
 			id: {
 				type: 'string',
-				format: 'misskey:id',
+				format: 'misskey:id'
 			},
 			userId: {
 				type: 'string',
@@ -42,7 +42,7 @@ export const meta = {
 				items: {
 					type: 'string',
 					enum: webhookEventTypes,
-				},
+				}
 			},
 			url: { type: 'string' },
 			secret: { type: 'string' },
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 15673a5185..5acc9706d3 100644
--- a/packages/backend/src/server/api/endpoints/notes/hybrid-timeline.ts
+++ b/packages/backend/src/server/api/endpoints/notes/hybrid-timeline.ts
@@ -47,7 +47,7 @@ export const meta = {
 		bothWithRepliesAndWithFiles: {
 			message: 'Specifying both withReplies and withFiles is not supported',
 			code: 'BOTH_WITH_REPLIES_AND_WITH_FILES',
-			id: 'dfaa3eb7-8002-4cb7-bcc4-1095df46656f',
+			id: 'dfaa3eb7-8002-4cb7-bcc4-1095df46656f'
 		},
 	},
 } as const;
diff --git a/packages/backend/src/server/api/endpoints/test.ts b/packages/backend/src/server/api/endpoints/test.ts
index 776baed74a..2c801227ca 100644
--- a/packages/backend/src/server/api/endpoints/test.ts
+++ b/packages/backend/src/server/api/endpoints/test.ts
@@ -18,7 +18,7 @@ export const meta = {
 		properties: {
 			id: {
 				type: 'string',
-				format: 'misskey:id',
+				format: 'misskey:id'
 			},
 			required: {
 				type: 'boolean',
@@ -34,8 +34,8 @@ export const meta = {
 				default: 'hello',
 				nullable: true,
 			},
-		},
-	},
+		}
+	}
 } as const;
 
 export const paramDef = {
diff --git a/packages/backend/src/server/web/ClientServerService.ts b/packages/backend/src/server/web/ClientServerService.ts
index 2592253b8a..f255e28fc2 100644
--- a/packages/backend/src/server/web/ClientServerService.ts
+++ b/packages/backend/src/server/web/ClientServerService.ts
@@ -34,6 +34,7 @@ import { ChannelEntityService } from '@/core/entities/ChannelEntityService.js';
 import type { ChannelsRepository, ClipsRepository, FlashsRepository, GalleryPostsRepository, MiMeta, NotesRepository, PagesRepository, ReversiGamesRepository, UserProfilesRepository, UsersRepository } from '@/models/_.js';
 import type Logger from '@/logger.js';
 import { deepClone } from '@/misc/clone.js';
+import { handleRequestRedirectToOmitSearch } from '@/misc/fastify-hook-handlers.js';
 import { bindThis } from '@/decorators.js';
 import { FlashEntityService } from '@/core/entities/FlashEntityService.js';
 import { RoleService } from '@/core/RoleService.js';
@@ -253,11 +254,16 @@ export class ClientServerService {
 
 		//#region vite assets
 		if (this.config.clientManifestExists) {
-			fastify.register(fastifyStatic, {
-				root: viteOut,
-				prefix: '/vite/',
-				maxAge: ms('30 days'),
-				decorateReply: false,
+			fastify.register((fastify, options, done) => {
+				fastify.register(fastifyStatic, {
+					root: viteOut,
+					prefix: '/vite/',
+					maxAge: ms('30 days'),
+					immutable: true,
+					decorateReply: false,
+				});
+				fastify.addHook('onRequest', handleRequestRedirectToOmitSearch);
+				done();
 			});
 		} else {
 			const port = (process.env.VITE_PORT ?? '5173');
@@ -292,11 +298,16 @@ export class ClientServerService {
 			decorateReply: false,
 		});
 
-		fastify.register(fastifyStatic, {
-			root: tarball,
-			prefix: '/tarball/',
-			immutable: true,
-			decorateReply: false,
+		fastify.register((fastify, options, done) => {
+			fastify.register(fastifyStatic, {
+				root: tarball,
+				prefix: '/tarball/',
+				maxAge: ms('30 days'),
+				immutable: true,
+				decorateReply: false,
+			});
+			fastify.addHook('onRequest', handleRequestRedirectToOmitSearch);
+			done();
 		});
 
 		fastify.get('/favicon.ico', async (request, reply) => {
diff --git a/packages/backend/test/e2e/drive.ts b/packages/backend/test/e2e/drive.ts
index acffbcd4fc..22ec66e2af 100644
--- a/packages/backend/test/e2e/drive.ts
+++ b/packages/backend/test/e2e/drive.ts
@@ -7,10 +7,11 @@ process.env.NODE_ENV = 'test';
 
 import * as assert from 'assert';
 import { MiNote } from '@/models/Note.js';
-import type { Packed } from '@/misc/json-schema.js';
 import { api, initTestDb, makeStreamCatcher, post, signup, uploadFile } from '../utils.js';
 import type * as misskey from 'misskey-js';
-import type{ Repository } from 'typeorm';
+import type{ Repository } from 'typeorm'
+import type { Packed } from '@/misc/json-schema.js';
+
 
 describe('Drive', () => {
 	let Notes: Repository<MiNote>;
@@ -30,7 +31,7 @@ describe('Drive', () => {
 
 		const marker = Math.random().toString();
 
-		const url = 'https://raw.githubusercontent.com/misskey-dev/misskey/develop/packages/backend/test/resources/Lenna.jpg';
+		const url = 'https://raw.githubusercontent.com/misskey-dev/misskey/develop/packages/backend/test/resources/Lenna.jpg'
 
 		const catcher = makeStreamCatcher(
 			alice,
@@ -50,7 +51,7 @@ describe('Drive', () => {
 		assert.strictEqual(res.status, 204);
 		assert.strictEqual(file.name, 'Lenna.jpg');
 		assert.strictEqual(file.type, 'image/jpeg');
-	});
+	})
 
 	test('ローカルからアップロードできる', async () => {
 		// APIレスポンスを直接使用するので utils.js uploadFile が通過することで成功とする
@@ -58,27 +59,27 @@ describe('Drive', () => {
 		const res = await uploadFile(alice, { path: 'Lenna.jpg', name: 'テスト画像' });
 
 		assert.strictEqual(res.body?.name, 'テスト画像.jpg');
-		assert.strictEqual(res.body.type, 'image/jpeg');
-	});
+		assert.strictEqual(res.body?.type, 'image/jpeg');
+	})
 
 	test('添付ノート一覧を取得できる', async () => {
-		const ids = (await Promise.all([uploadFile(alice), uploadFile(alice), uploadFile(alice)])).map(elm => elm.body!.id);
+		const ids = (await Promise.all([uploadFile(alice), uploadFile(alice), uploadFile(alice)])).map(elm => elm.body!.id)
 
 		const note0 = await post(alice, { fileIds: [ids[0]] });
 		const note1 = await post(alice, { fileIds: [ids[0], ids[1]] });
 
 		const attached0 = await api('drive/files/attached-notes', { fileId: ids[0] }, alice);
 		assert.strictEqual(attached0.body.length, 2);
-		assert.strictEqual(attached0.body[0].id, note1.id);
-		assert.strictEqual(attached0.body[1].id, note0.id);
+		assert.strictEqual(attached0.body[0].id, note1.id)
+		assert.strictEqual(attached0.body[1].id, note0.id)
 
 		const attached1 = await api('drive/files/attached-notes', { fileId: ids[1] }, alice);
 		assert.strictEqual(attached1.body.length, 1);
-		assert.strictEqual(attached1.body[0].id, note1.id);
+		assert.strictEqual(attached1.body[0].id, note1.id)
 
 		const attached2 = await api('drive/files/attached-notes', { fileId: ids[2] }, alice);
-		assert.strictEqual(attached2.body.length, 0);
-	});
+		assert.strictEqual(attached2.body.length, 0)
+	})
 
 	test('添付ノート一覧は他の人から見えない', async () => {
 		const file = await uploadFile(alice);
@@ -88,6 +89,7 @@ describe('Drive', () => {
 		const res = await api('drive/files/attached-notes', { fileId: file.body!.id }, bob);
 		assert.strictEqual(res.status, 400);
 		assert.strictEqual('error' in res.body, true);
-	});
+
+	})
 });
 
diff --git a/packages/backend/test/utils.ts b/packages/backend/test/utils.ts
index b1f25a5491..d5da8e0226 100644
--- a/packages/backend/test/utils.ts
+++ b/packages/backend/test/utils.ts
@@ -13,10 +13,10 @@ import fetch, { File, RequestInit } from 'node-fetch';
 import { DataSource } from 'typeorm';
 import { JSDOM } from 'jsdom';
 import { DEFAULT_POLICIES } from '@/core/RoleService.js';
-import { Packed } from '@/misc/json-schema.js';
 import { entities } from '../src/postgres.js';
 import { loadConfig } from '../src/config.js';
 import type * as misskey from 'misskey-js';
+import { Packed } from '@/misc/json-schema.js';
 
 export { server as startServer, jobQueue as startJobQueue } from '@/boot/common.js';
 
@@ -123,9 +123,9 @@ export function randomString(chars = 'abcdefghijklmnopqrstuvwxyz0123456789', len
 function timeoutPromise<T>(p: Promise<T>, timeout: number): Promise<T> {
 	return Promise.race([
 		p,
-		new Promise((reject) => {
-			setTimeout(() => { reject(new Error('timed out')); }, timeout);
-		}) as never,
+		new Promise((reject) =>{
+			setTimeout(() => { reject(new Error('timed out')); }, timeout)
+		}) as never
 	]);
 }
 
@@ -343,7 +343,7 @@ export const uploadUrl = async (user: UserToken, url: string): Promise<Packed<'D
 		'main',
 		(msg) => msg.type === 'urlUploadFinished' && msg.body.marker === marker,
 		(msg) => msg.body.file as Packed<'DriveFile'>,
-		60 * 1000,
+		60 * 1000
 	);
 
 	await api('drive/files/upload-from-url', {
@@ -434,20 +434,20 @@ export const waitFire = async (user: UserToken, channel: string, trgr: () => any
  * @returns 時間内に正常に処理できた場合に通知からextractorを通した値を得る
  */
 export function makeStreamCatcher<T>(
-	user: UserToken,
-	channel: string,
-	cond: (message: Record<string, any>) => boolean,
-	extractor: (message: Record<string, any>) => T,
-	timeout = 60 * 1000): Promise<T> {
-	let ws: WebSocket;
+		user: UserToken,
+		channel: string,
+		cond: (message: Record<string, any>) => boolean,
+		extractor: (message: Record<string, any>) => T,
+		timeout = 60 * 1000): Promise<T> {
+	let ws: WebSocket
 	const p = new Promise<T>(async (resolve) => {
 		ws = await connectStream(user, channel, (msg) => {
 			if (cond(msg)) {
-				resolve(extractor(msg));
+				resolve(extractor(msg))
 			}
 		});
 	}).finally(() => {
-		ws.close();
+		ws?.close();
 	});
 
 	return timeoutPromise(p, timeout);
diff --git a/packages/frontend/src/ui/visitor.vue b/packages/frontend/src/ui/visitor.vue
index 2b915f49c2..05c73efe28 100644
--- a/packages/frontend/src/ui/visitor.vue
+++ b/packages/frontend/src/ui/visitor.vue
@@ -101,7 +101,7 @@ const announcements = {
 	limit: 10,
 };
 
-const isTimelineAvailable = ref(instance.policies.ltlAvailable || instance.policies.gtlAvailable);
+const isTimelineAvailable = ref(instance.policies?.ltlAvailable || instance.policies?.gtlAvailable);
 
 const showMenu = ref(false);
 const isDesktop = ref(window.innerWidth >= DESKTOP_THRESHOLD);