spark: add path verification result artifact

wizard-work/spark/verification_result.json

@@ -1,7 +1,20 @@
 {
-  "passed": false,
-  "file": "/root/.hermes/wizard-outputs/spark/test_data.json",
-  "errors": [
-    "status mismatch"
-  ]
+  "timestamp_utc": "2026-10-27T22:32:55.606307+00:00",
+  "python_version": "3.14.7",
+  "check_type": "path_existence",
+  "paths": {
+    "hermes_profiles_spark": {
+      "path": "/root/.hermes/profiles/spark",
+      "exists": true
+    },
+    "wizard_outputs": {
+      "path": "/root/.hermes/wizard-outputs",
+      "exists": true
+    },
+    "troupe_standup": {
+      "path": "/root/troupe-standup",
+      "exists": true
+    }
+  },
+  "overall_result": "PASS"
 }