Extract main() to the newly created main.c

right/main.c

@@ -0,0 +1,16 @@
+#include "include/board/clock_config.h"
+#include "include/board/board.h"
+#include "include/board/pin_mux.h"
+#include "usb_composite_device.h"
+
+void main(void)
+{
+    BOARD_InitPins();
+    BOARD_BootClockHSRUN();
+    BOARD_InitDebugConsole();
+
+    USB_DeviceApplicationInit();
+
+    while (1U) {
+    }
+}