feat(notifications): honor chat mute in web realtime alerts

app/chats/schemas.py

@@ -21,6 +21,7 @@ class ChatRead(BaseModel):
     is_saved: bool = False
     archived: bool = False
     pinned: bool = False
+    muted: bool = False
     unread_count: int = 0
     unread_mentions_count: int = 0
     pinned_message_id: int | None = None

app/chats/service.py

@@ -120,8 +120,10 @@ async def serialize_chat_for_user(
     )
     last_message = await repository.get_last_visible_message_for_user(db, chat_id=chat.id, user_id=user_id)
     user_setting = await repository.get_chat_user_setting(db, chat_id=chat.id, user_id=user_id)
+    notification_setting = await repository.get_chat_notification_setting(db, chat_id=chat.id, user_id=user_id)
     archived = bool(user_setting and user_setting.archived)
     pinned = bool(user_setting and user_setting.pinned)
+    muted = bool(notification_setting and notification_setting.muted)
 
     return ChatRead.model_validate(
         {
@@ -137,6 +139,7 @@ async def serialize_chat_for_user(
             "is_saved": chat.is_saved,
             "archived": archived,
             "pinned": pinned,
+            "muted": muted,
             "unread_count": unread_count,
             "unread_mentions_count": unread_mentions_count,
             "pinned_message_id": chat.pinned_message_id,