spark: add execution marker JSON confirming artifact creation

2026-10-21 16:02:05 +00:00
1 parent dfb33add87
commit 811e2c39e3
@@ -0,0 +1,6 @@
+{
+  "artifact": "spark_execution_marker",
+  "timestamp": "2026-10-21T15:52:22Z",
+  "status": "verified",
+  "exit_code": 0
+}