Improve watchdog monitoring and CLI

main/watch_config.h

@@ -0,0 +1,18 @@
+#pragma once
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "esp_err.h"
+
+typedef struct {
+    uint32_t heartbeat_period_sec;
+    uint32_t dcdc_restart_off_sec;
+    uint32_t heartbeat_start_delay_sec;
+    bool heartbeat_monitor_enabled;
+    uint32_t heartbeat_miss_limit;
+} watch_config_t;
+
+esp_err_t watch_config_init(void);
+const watch_config_t *watch_config_get(void);
+esp_err_t watch_config_save(const watch_config_t *cfg);