Add fire alarm support and update firmware version to 1.0.19

- Introduced CONN_ERR_FIRE_ALARM to handle fire alarm conditions in charger control.
- Added CMD_FIRE_ALARM command for external trigger handling in serial control.
- Updated firmware version from 1.0.17 to 1.0.19.
- Integrated fire alarm functionality into the charging loop and command handler.

Core/Src/serial_handler.c

@@ -3,6 +3,7 @@
 #include "board.h"
 #include "charger_control.h"
 #include "debug.h"
+#include "fire_alarm.h"
 #include "psu_control.h"
 #include "usart.h"
 #include <string.h>
@@ -86,6 +87,10 @@ void SC_CommandHandler(ReceivedCommand_t* cmd) {
             // }
             response_code = RESP_FAILED;
             break;
+        case CMD_FIRE_ALARM:
+            FireAlarm_Activate();
+            response_code = RESP_SUCCESS;
+            break;
         case CMD_DEVICE_RESET:
             // 2. Отправляем SUCCESS (хост может успеть получить его перед ребутом)
             SC_SendPacket(NULL, 0, RESP_SUCCESS);