fixing the remaining issues in the kernel directory

kernel/display.h

@@ -0,0 +1,14 @@
+#ifndef DISPLAY_H
+#define DISPLAY_H
+
+#include <stdint.h>
+
+#define VGA_PORT 0x3C0  // Base port for VGA
+
+// Function prototypes
+void init_display(void);
+void enumerate_displays(void);
+void set_display_mode(uint8_t mode);
+void clear_display(void);
+
+#endif // DISPLAY_H