feat(simulation): prefer rover world terrain

tests/test_gaussian_pipeline_gateway.py

@@ -350,7 +350,14 @@ def test_gateway_rejects_symlink_source_and_token(tmp_path: Path) -> None:
         )
 
 
-def test_gateway_submits_tracks_and_imports_digest_bound_artifact(tmp_path: Path) -> None:
+@pytest.mark.parametrize(
+    "result_schema",
+    ["gaussian-pipeline.build-result/v1", "gaussian-pipeline.build-result/v2"],
+)
+def test_gateway_submits_tracks_and_imports_digest_bound_artifact(
+    tmp_path: Path,
+    result_schema: str,
+) -> None:
     artifact = b"preview-sog"
     artifact_sha = hashlib.sha256(artifact).hexdigest()
     job_id = "gsp-20260825200000-deadbeef"
@@ -375,7 +382,7 @@ def test_gateway_submits_tracks_and_imports_digest_bound_artifact(tmp_path: Path
             return httpx.Response(
                 200,
                 json={
-                    "schema_version": "gaussian-pipeline.build-result/v1",
+                    "schema_version": result_schema,
                     "job_id": job_id,
                     "runtime": {
                         "source_revision": "a" * 40,