move GUI safety check to gui loop (not blit)

Core/Src/app_gui.c

@@ -14,6 +14,7 @@
 #include "ufb/framebuffer.h"
 #include "ufb/fb_text.h"
 #include "ufb/fb_7seg.h"
+#include "app_safety.h"
 
 #define MAX_TEMP 400
 
@@ -182,6 +183,7 @@ void app_task_gui(void *argument)
             s_app.screen(message);
         }
 
+        app_safety_pass_display_updating();
         if (s_app.paint_needed) {
             s_app.paint_needed = false;
             fb_clear();

Core/Src/app_oled.c

@@ -2,14 +2,8 @@
 // Created by MightyPork on 2022/12/28.
 //
 
-#include <stdio.h>
-#include <string.h>
-
 #include "ufb/framebuffer.h"
 #include "gpio.h"
-#include "spi.h"
-#include "FreeRTOS.h"
-#include "app_safety.h"
 
 #define SSD1309_HEIGHT 64
 
@@ -237,8 +231,6 @@ void oled_data(uint8_t *data, int len)
 
 void fb_blit()
 {
-    app_safety_pass_display_updating();
-
 #if 0
     oled_data(fb, FB_LEN);
 #else