Tune proactive mode to secretary-active

memory/heartbeat-state.json

@@ -3,19 +3,16 @@
     "email": null,
     "calendar": null,
     "weather": null,
-    "todo": 1773355200,
-    "memory_index": 1773116700
+    "todo": null,
+    "memory_index": null
   },
   "proactiveChat": {
     "enabled": true,
-    "mode": "low-intensity",
-    "lastConversationAt": "2026-03-25 23:48 GMT+8",
-    "lastProactiveReachOutAt": "2026-03-14 14:40 GMT+8",
-    "proactiveCountToday": 0,
-    "maxProactivePerDay": 1,
-    "minHoursSinceLastConversation": 12,
-    "minHoursBetweenProactive": 12,
-    "onlyForClearOpenLoops": true,
+    "mode": "secretary-active",
+    "maxProactivePerDay": 3,
+    "minHoursSinceLastConversation": 1,
+    "minHoursBetweenProactive": 4,
+    "allowedSources": ["todo", "open_loop", "email", "calendar", "system"],
     "quietHours": {
       "start": "23:00",
       "end": "08:00"
@@ -24,16 +21,11 @@
   "todoWatch": {
     "enabled": true,
     "defaultIntervalHours": 6,
-    "overdueEscalation": true,
-    "lastScanAt": "2026-03-18 01:00 GMT+8",
-    "nextScanAt": "2026-03-18 07:00 GMT+8",
-    "reminderCooldownHours": 6
+    "overdueEscalation": true
   },
   "memoryHygiene": {
     "enabled": true,
-    "lastCompactionAt": "2026-03-10 09:45 GMT+8",
-    "nextCompactionAt": "2026-03-14 09:45 GMT+8",
     "maxMemoryIndexLines": 150,
     "compactionIntervalHours": 72
-  },
-  "notes": "2026-03-25 调整为低强度 proactiveChat：仅针对明确 open loop 做轻量 follow-up；12 小时冷却；每天最多 1 次；夜间静默；不做寒暄型主动触达。"
+  }
+}