CUB-230: ESP32 offline status buffering and replay on reconnect

- Add SPIFFS buffer for status entries when MQTT offline - FIFO eviction when max_buffer_entries exceeded - Replay buffer on MQTT reconnect - Configurable buffer size in esp32-config.json
2026-05-23 07:35:53 +00:00
parent 1a8f67a392
commit 1efd48ed2e
312 changed files with 122258 additions and 56 deletions
@@ -4,5 +4,7 @@
  "mqtt_broker": "10.60.1.56",
  "mqtt_port": 1883,
  "camera_id": "",
-  "heartbeat_interval_sec": 60
+  "heartbeat_interval_sec": 60,
+  "max_buffer_entries": 100,
+  "buffer_file": "/status_buffer.json"
 }