fix(027): stabilize shared acceptance gates and compatibility collateral

backend/src/scripts/dataset_dashboard_analysis.json

@@ -10,7 +10,7 @@
       },
       "changed_by_name": "Superset Admin",
       "changed_on": "2026-02-24T19:24:01.850617",
-      "changed_on_delta_humanized": "7 days ago",
+      "changed_on_delta_humanized": "20 days ago",
       "charts": [
         "TA-0001-001 test_chart"
       ],
@@ -19,7 +19,7 @@
         "id": 1,
         "last_name": "Admin"
       },
-      "created_on_delta_humanized": "13 days ago",
+      "created_on_delta_humanized": "26 days ago",
       "css": null,
       "dashboard_title": "TA-0001 Test dashboard",
       "id": 13,
@@ -54,7 +54,7 @@
         "last_name": "Admin"
       },
       "changed_on": "2026-02-18T14:56:04.863722",
-      "changed_on_humanized": "13 days ago",
+      "changed_on_humanized": "26 days ago",
       "column_formats": {},
       "columns": [
         {
@@ -424,7 +424,7 @@
         "last_name": "Admin"
       },
       "created_on": "2026-02-18T14:56:04.317950",
-      "created_on_humanized": "13 days ago",
+      "created_on_humanized": "26 days ago",
       "database": {
         "allow_multi_catalog": false,
         "backend": "postgresql",