feat(backend): chat list marks a deleted last message, history pages mark messages with a note

backend/src/utils/read/models.py

@@ -38,6 +38,8 @@ class ChatListItem(BaseModel):
     last_date: datetime | None
     last_text: str | None
     last_sender_id: int | None
+    last_message_id: int | None = None
+    last_deleted: bool = False
 
 
 class DiscoverItem(BaseModel):
@@ -204,6 +206,7 @@ class MessageView(BaseModel):
     is_animated_emoji: bool = False
     read: bool = False
     read_at: datetime | None = None
+    has_note: bool = False
 
 
 class MessageVersionView(BaseModel):
@@ -611,6 +614,31 @@ class AnnotationView(BaseModel):
     updated_at: datetime
 
 
+class NoteView(AnnotationView):
+    chat_title: str | None
+    chat_has_avatar: bool
+    message_text: str | None
+    message_date: datetime | None
+    message_has_media: bool
+    message_deleted: bool
+
+
+class NoteTag(BaseModel):
+    tag: str
+    count: int
+
+
+class CaptureStatus(BaseModel):
+    live: bool
+    since: datetime | None
+    last_seen: datetime | None
+
+
+class CaptureGap(BaseModel):
+    start: datetime
+    end: datetime
+
+
 class WatchView(BaseModel):
     id: int
     account_id: int