fix: tasks endpoint→manual-tasks, add Leads page, add Leads to sidebar, fix field names

app/(app)/tasks/page.tsx

@@ -30,7 +30,7 @@ export default function TasksPage() {
   const { data, isLoading, refetch } = useQuery<PaginatedResponse<Task>>({
     queryKey: ["tasks", page],
     queryFn: async () => {
-      const res = await api.get<PaginatedResponse<Task>>(`/api/v1/tasks?page=${page}&limit=20`);
+      const res = await api.get<PaginatedResponse<Task>>(`/api/v1/manual-tasks?page=${page}&limit=20`);
       return res.data;
     },
   });
@@ -79,7 +79,7 @@ export default function TasksPage() {
               ) : (
                 tasks.map((task) => (
                   <TableRow key={task.id} className="hover:bg-gray-50 transition-colors">
-                    <Td className="font-medium">{task.title}</Td>
+                    <Td className="font-medium">{task.type?.replace(/_/g," ")}</Td>
                     <Td><Badge variant="muted">{task.type}</Badge></Td>
                     <Td>
                       <Badge variant={statusVariant[task.status] ?? "muted"}>