bugfixes: router stickness vs transaction workflow parameters

config/tool_policies.yaml

@@ -11,6 +11,10 @@ tool_policies:
     operation_type: transactional
     require_confirmation: true
     requires: [subject, valor]
+    pre_validation:
+      enabled: true
+      tool: validar_contestacao
+      fail_open: false
   tratar_vas_estrategico:
     operation_type: conversational
     require_confirmation: false