Update security workflow message and add total_data_deleted field in AgentsAPI responses for improved clarity and data tracking.

Author: SaintNick1214

.github/workflows/security.yml

@@ -357,4 +357,4 @@ jobs:
             exit 1
           fi
 
-          echo "✅ All critical security checks passed!"
+          echo "✅ All critical security checks passed!"

cortex-sdk-python/cortex/agents/__init__.py

@@ -447,6 +447,7 @@ async def unregister_many(
             return {
                 "deleted": 0,
                 "agent_ids": [a.id for a in agents],
+                "total_data_deleted": 0,
             }
 
         results = []
@@ -472,6 +473,7 @@ async def unregister_many(
             return {
                 "deleted": result.get("deleted", 0),
                 "agent_ids": result.get("agentIds", []),
+                "total_data_deleted": 0,
             }
 
         return {