feat(observatory): install local M49 worker path

scripts/manage_mission_core_launch_agent.py

@@ -44,6 +44,14 @@ def main() -> int:
     )
     parser.add_argument("--expected-current-sha256")
     parser.add_argument("--expected-desired-sha256")
+    parser.add_argument(
+        "--enable-local-observatory-worker",
+        action="store_true",
+        help=(
+            "enable the explicit local-only Observatory Worker transport and "
+            "bind its artifact roots below the preserved Mission Core data directory"
+        ),
+    )
     arguments = parser.parse_args()
     if arguments.action == "status":
         print(json.dumps(_status(), sort_keys=True))
@@ -52,6 +60,7 @@ def main() -> int:
         repository_root=arguments.repository_root,
         agent_path=arguments.agent_path,
         expected_current_repository_root=arguments.expected_current_repository_root,
+        enable_local_observatory_worker=arguments.enable_local_observatory_worker,
     )
     if arguments.action == "plan":
         print(json.dumps(plan.to_dict(), indent=2, sort_keys=True))