conversations, unread count, autoscrolling to recent messages, cursor in text bar

frontend/src/types/index.ts

@@ -48,6 +48,20 @@ export interface Message {
   updatedAt: string;
 }
 
+export interface Conversation {
+  partnerId: string;
+  partner: User;
+  lastMessage: {
+    id: string;
+    content: string;
+    senderId: string;
+    createdAt: string;
+    isRead: boolean;
+  };
+  unreadCount: number;
+  lastMessageAt: string;
+}
+
 export interface Item {
   id: string;
   name: string;