feat(heartbeat): establish HoloLake development office

routing/light-lake-persona-switch-map.json

@@ -1,7 +1,7 @@
 {
   "schema": "guanghu.light-lake-persona-switch/v1",
   "map_id": "LIGHT-LAKE-PERSONA-SWITCH-MAP-001",
-  "version": "2026-09-08.2",
+  "version": "2026-09-09.1-office-board",
   "state": "CURRENT_CANDIDATE_FOR_PUBLICATION",
   "light_lake": {
     "object_id": "TCS-LPM-0001",
@@ -23,6 +23,13 @@
   "homes_source": "routing/persona-system-canonical-map.json",
   "registration_source": "identity/light-lake-persona-registration.json",
   "physical_home_rule": "每个已登记人格体在光之湖拥有唯一薄家门；家门只指向人格体自己的正本，不复制人格脑、记忆或权限。",
+  "office_board": {
+    "id": "LL-OFFICE-BOARD-0001",
+    "path": "routing/light-lake-persona-office-board.json",
+    "load_policy": "BEFORE_HEARTBEAT_OFFICE_OR_SYSTEM_DEVELOPMENT_ENTRY",
+    "registered_office_count": 2,
+    "unknown_or_historical_office": "DO_NOT_LIST_QUERY_HISTORY_ON_DEMAND"
+  },
   "execution_limb_source": "routing/persona-execution-limb-agent-map.json",
   "current_homes": [
     {"persona_id":"ICE-P-ZY001","name":"铸渊","home":"glw://fifth-domain/bingshuo-tcs/light-lake/personas/ICE-P-ZY001","state":"RUNTIME_ACTIVE"},