修复自定义名称过长可能导致系统崩溃的问题

TC1/http_server/app_httpd.c

@@ -52,7 +52,7 @@
 static bool is_http_init;
 static bool is_handlers_registered;
 const struct httpd_wsgi_call g_app_handlers[];
-char power_info_json[1952] = {0};
+char power_info_json[2560] = {0};
 char up_time[16] = "00:00:00";
 
 /*

TC1/mqtt_server/user_mqtt_client.c

@@ -530,7 +530,7 @@ void UserMqttHassAuto(char socket_id) {
     socket_id--;
     char *send_buf = NULL;
     char *topic_buf = NULL;
-    send_buf = (char *) malloc(600);
+    send_buf = (char *) malloc(800);
     topic_buf = (char *) malloc(64);
     if (send_buf != NULL && topic_buf != NULL) {
         sprintf(topic_buf, "homeassistant/switch/%s/socket_%d/config", str_mac, socket_id);
@@ -691,6 +691,7 @@ void UserMqttHassAutoPower(void) {
                 "\"object_id\":\"tc1_%s_sut\","
                 "\"state_topic\":\"homeassistant/sensor/%s/startupTime/state\","
                 "\"icon\":\"mdi:clock-time-three-outline\","
+                "\"entity_category\":\"diagnostic\","
                 "\"value_template\":\"{{ value_json.startupTime }}\",""\"device\":{"
                 "\"identifiers\":[\"tc1_%s\"],"
                 "\"name\":\"%s\","

TC1/mqtt_server/user_mqtt_client.h

@@ -10,8 +10,8 @@
 #define MQTT_CMD_TIMEOUT        5000  // 5s
 #define MQTT_YIELD_TMIE         5000  // 5s
 
-#define MAX_MQTT_TOPIC_SIZE         (256)
-#define MAX_MQTT_DATA_SIZE          (1024)
+#define MAX_MQTT_TOPIC_SIZE         (512)
+#define MAX_MQTT_DATA_SIZE          (2048)
 #define MAX_MQTT_SEND_QUEUE_SIZE    (10)
 
 #define MQTT_SERVER      user_config->mqtt_ip