Added Makefile

Makefile

@@ -0,0 +1,30 @@
+.PHONY: all iso clean clean_work qemu check_mountpoints check_root
+
+ISO_NAME := $(shell ls out/*.iso 2>/dev/null | sort -r | head -n 1)
+ARCHISO_CMD := mkarchiso -v .
+
+check_root:
+	@if [ "$$(id -u)" -ne 0 ]; then \
+		echo "Error: This script must be run as root (UID 0)."; \
+		exit 1; \
+	fi
+
+check_mountpoints:
+	@if mount | grep -q "$(shell realpath work)"; then \
+		echo "Found mountpoints in work/. Unmounting..."; \
+		sudo umount -R work/*; \
+	fi
+
+all: check_root clean_work iso
+
+iso:
+	$(ARCHISO_CMD)
+
+clean: check_mountpoints
+	rm -rf work/ out/
+
+clean_work: check_mountpoints
+	rm -rf work/
+
+qemu: $(ISO_NAME)
+	qemu-system-x86_64 --enable-kvm -smp $(shell echo $$(( `nproc` / 2 / 2 * 2 ))) -cpu host -m 4G -nic user -L /tmp --bios /usr/share/edk2-ovmf/x64/OVMF_CODE.fd -cdrom $(ISO_NAME)