fix(folder): add sidebar blank-space conversation actions

src/components/conversations/sidebar-conversation-list.tsx

@@ -478,8 +478,9 @@ export function SidebarConversationList({
       ) : (
         <ContextMenu>
           <ContextMenuTrigger asChild>
+            <div className="flex-1 min-h-0">
               <ScrollArea
-              className={cn("flex-1 min-h-0 px-2", "[overflow-anchor:none]")}
+                className={cn("h-full min-h-0 px-2", "[overflow-anchor:none]")}
               >
                 <Virtualizer ref={virtualizerRef} itemSize={CARD_HEIGHT}>
                   {flatItems.map((item) => {
@@ -533,6 +534,7 @@ export function SidebarConversationList({
                   })}
                 </Virtualizer>
               </ScrollArea>
+            </div>
           </ContextMenuTrigger>
           <ContextMenuContent>
             <ContextMenuItem onSelect={handleNewConversation}>