feat(lidar): add dataset gateway boundary

src/k1link/web/lidar_api.py

@@ -20,6 +20,7 @@ from k1link.compute import (
     lidar_pack_catalog_item,
     lidar_pack_detail,
 )
+from k1link.datasets import dataset_gateway_catalog
 
 LIDAR_CATALOG_SCHEMA: Final = "missioncore.lidar-replay-pack-catalog/v1"
 LIDAR_GROUND_CATALOG_SCHEMA: Final = "missioncore.lidar-ground-benchmark-catalog/v1"
@@ -53,6 +54,10 @@ def build_lidar_router(
 ) -> APIRouter:
     router = APIRouter(prefix="/api/v1/lidar", tags=["lidar"])
 
+    @router.get("/dataset-gateway")
+    def get_dataset_gateway() -> dict[str, object]:
+        return dataset_gateway_catalog()
+
     @router.get("/replay-packs")
     def list_lidar_replay_packs(
         limit: int = Query(default=20, ge=1, le=100),