use correctly named script

spiffworkflow-backend/bin/start_blocking_apscheduler

@@ -12,4 +12,4 @@ script_dir="$(
   pwd -P
 )"
 "${script_dir}/wait_for_db_schema_migrations"
-exec poetry run ./bin/start_blocking_appscheduler.py
+exec poetry run ./bin/start_blocking_apscheduler.py

spiffworkflow-backend/bin/start_blocking_apscheduler.py

@@ -0,0 +1,23 @@
+"""Start the appscheduler in blocking mode."""
+
+import time
+
+from apscheduler.schedulers.background import BlockingScheduler  # type: ignore
+from spiffworkflow_backend import create_app
+from spiffworkflow_backend.background_processing.apscheduler import start_apscheduler
+
+
+def main() -> None:
+    # TODO: in 30 days remove this sleep when the new bash wrapper script is on prod envs
+    seconds_to_wait = 100
+    print(f"sleeping for {seconds_to_wait} seconds to give the api container time to run the migration")
+    time.sleep(seconds_to_wait)
+    print("done sleeping")
+    ####
+
+    app = create_app()
+    start_apscheduler(app, BlockingScheduler)
+
+
+if __name__ == "__main__":
+    main()