Implement limit

crates/lavina-core/src/repo/room.rs

@@ -34,6 +34,9 @@ impl Storage {
         let mut executor = self.conn.lock().await;
         let res = sqlx::query_as(
             "
+                select
+                    *
+                from (
                     select
                         messages.id as id,
                         content,
@@ -47,10 +50,12 @@ impl Storage {
                     where
                         room_id = ?
                     order by
-                    messages.id
+                        messages.id desc
-                limit ?;
+                    limit ?
+                )
+                order by
+                    id asc;
             ",
-            // todo: implement limit
         )
         .bind(room_id)
         .bind(limit)