feat(button): 添加按键模块及初始化按键去皮功能

src/main.c

@@ -8,6 +8,7 @@
  */
 
 #include "ble_transport.h"
+#include "button.h"
 #include "sensor.h"
 
 #include <zephyr/kernel.h>
@@ -22,7 +23,15 @@ int main(void) {
     ble_transport_init();
     ble_transport_adv_start();
 
-    if (sensor_init()) return 0;
+    if (button_init()) {
+        LOG_ERR("Failed to initialize buttons");
+        return -1;
+    }
+
+    if (sensor_init()) {
+        LOG_ERR("Failed to initialize sensor");
+        return -1;
+    }
 
     k_sleep(K_FOREVER);