feat: automate extension updates across Windows hosts

mappings/lifecycle.mapping.json

@@ -1,7 +1,7 @@
 {
   "contract_version": "ltjt-lifecycle-v2.9-roster-leader-contact-2026-08",
   "current_agent_parse_prompt_version": "ltjt-agent-prompt-v1.8-independent-headcount-categories",
-  "current_extension_version": "0.5.166",
+  "current_extension_version": "0.5.167",
   "historical_test_marker": "TEST-202609",
   "scope": "/System/Business/",
   "erp_session_keepalive": {

mappings/plan_add.mapping.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://local.lwltapi/schemas/ltjt_form_mapping.schema.json",
   "mapping_version": "2026-09-03.shared_plan_create.plan_add.v0.10",
-  "status": "adaptive_list_entry_readiness_release_gated_0.5.166",
+  "status": "adaptive_list_entry_readiness_release_gated_0.5.167",
   "source": {
     "schema": "schemas/standard_system_operation.schema.json",
     "action": "shared_plan_create"