Add direct links to gantt-board task details

app/tasks/page.tsx

@@ -101,7 +101,13 @@ function TaskListItem({ task }: { task: Task }) {
     <div className="flex items-start gap-3 py-3 border-b border-border last:border-0">
       <div className="mt-0.5">{getStatusIcon(task.status)}</div>
       <div className="flex-1 min-w-0">
-        <p className="text-sm font-medium truncate">{task.title}</p>
+        <Link
+          href={`https://gantt-board.vercel.app/tasks/${encodeURIComponent(task.id)}`}
+          target="_blank"
+          className="text-sm font-medium truncate hover:text-primary hover:underline"
+        >
+          {task.title}
+        </Link>
         <div className="flex items-center gap-2 mt-1">
           <span className="text-xs text-muted-foreground">
             {formatRelativeTime(task.updatedAt)}