diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 1c6615e17f1..37f10a0af63 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -63,6 +63,7 @@ jobs:
         workspace:
         - backend
         - misskey-js
+        - sw
     steps:
     - uses: actions/checkout@v3.3.0
       with:
diff --git a/packages/misskey-js/etc/misskey-js.api.md b/packages/misskey-js/etc/misskey-js.api.md
index 2511f14dcc5..55a8a0b04a1 100644
--- a/packages/misskey-js/etc/misskey-js.api.md
+++ b/packages/misskey-js/etc/misskey-js.api.md
@@ -166,6 +166,8 @@ export type Channels = {
             readAllAntennas: () => void;
             unreadAntenna: (payload: Antenna) => void;
             readAllAnnouncements: () => void;
+            readAllChannels: () => void;
+            unreadChannel: (payload: Note['id']) => void;
             myTokenRegenerated: () => void;
             reversiNoInvites: () => void;
             reversiInvited: (payload: FIXME) => void;
@@ -2353,6 +2355,7 @@ type MeDetailed = UserDetailed & {
     hasPendingReceivedFollowRequest: boolean;
     hasUnreadAnnouncement: boolean;
     hasUnreadAntenna: boolean;
+    hasUnreadChannel: boolean;
     hasUnreadMentions: boolean;
     hasUnreadMessagingMessage: boolean;
     hasUnreadNotification: boolean;
@@ -2484,6 +2487,9 @@ type Notification_2 = {
     user: User;
     userId: User['id'];
     note: Note;
+} | {
+    type: 'pollEnded';
+    note: Note;
 } | {
     type: 'follow';
     user: User;
@@ -2609,11 +2615,7 @@ export class Stream extends EventEmitter<StreamEvents> {
     // (undocumented)
     removeSharedConnectionPool(pool: Pool): void;
     // (undocumented)
-    send(typeOrPayload: string): void;
-    // (undocumented)
-    send(typeOrPayload: string, payload: any): void;
-    // (undocumented)
-    send(typeOrPayload: Record<string, any> | any[]): void;
+    send(typeOrPayload: any, payload?: any): void;
     // (undocumented)
     state: 'initializing' | 'reconnecting' | 'connected';
     // (undocumented)
@@ -2710,7 +2712,7 @@ type UserSorting = '+follower' | '-follower' | '+createdAt' | '-createdAt' | '+u
 // src/api.types.ts:16:32 - (ae-forgotten-export) The symbol "TODO" needs to be exported by the entry point index.d.ts
 // src/api.types.ts:18:25 - (ae-forgotten-export) The symbol "NoParams" needs to be exported by the entry point index.d.ts
 // src/api.types.ts:594:18 - (ae-forgotten-export) The symbol "ShowUserReq" needs to be exported by the entry point index.d.ts
-// src/streaming.types.ts:33:4 - (ae-forgotten-export) The symbol "FIXME" needs to be exported by the entry point index.d.ts
+// src/streaming.types.ts:35:4 - (ae-forgotten-export) The symbol "FIXME" needs to be exported by the entry point index.d.ts
 
 // (No @packageDocumentation comment for this package)
 
diff --git a/packages/misskey-js/src/entities.ts b/packages/misskey-js/src/entities.ts
index 7343fd74ad9..d473dc0a706 100644
--- a/packages/misskey-js/src/entities.ts
+++ b/packages/misskey-js/src/entities.ts
@@ -217,6 +217,9 @@ export type Notification = {
 	user: User;
 	userId: User['id'];
 	note: Note;
+} | {
+	type: 'pollEnded';
+	note: Note;
 } | {
 	type: 'follow';
 	user: User;
diff --git a/packages/sw/src/scripts/create-notification.ts b/packages/sw/src/scripts/create-notification.ts
index 6286d076c7d..a43b746d289 100644
--- a/packages/sw/src/scripts/create-notification.ts
+++ b/packages/sw/src/scripts/create-notification.ts
@@ -170,7 +170,7 @@ async function composeNotification(data: pushNotificationDataMap[keyof pushNotif
 
 				case 'pollEnded':
 					return [t('_notification.pollEnded'), {
-						body: data.body.note.text || '',
+						body: data.body.note.text ?? '',
 						badge: iconUrl('chart-arrows'),
 						tag: `poll:${data.body.note.id}`,
 						data,
diff --git a/packages/sw/src/scripts/operations.ts b/packages/sw/src/scripts/operations.ts
index 8936a7763af..df3c054a655 100644
--- a/packages/sw/src/scripts/operations.ts
+++ b/packages/sw/src/scripts/operations.ts
@@ -4,7 +4,6 @@
  */
 import * as Misskey from 'misskey-js';
 import { SwMessage, swMessageOrderType } from '@/types';
-import { acct as getAcct } from '@/filters/user';
 import { getAccountFromId } from '@/scripts/get-account-from-id';
 import { getUrlWithLoginId } from '@/scripts/login-id';