feat: add make run-kvm for native host CPU execution

Makefile

@@ -180,6 +180,25 @@ run: image
 		-display none \
 		-drive file=$(DISK_IMG),format=raw
 
+# Launch QEMU with Native Host CPU via KVM Hardware Acceleration
+run-kvm: image
+	@echo "[QEMU] Launching with Native Host CPU & KVM Hardware Acceleration..."
+	@echo "[QEMU] Type 'help' for commands. Ctrl+A X to exit QEMU."
+	@echo "-------------------------------------------------------"
+	@$(QEMU) \
+		-enable-kvm \
+		-cpu host \
+		-M q35 \
+		-smp 4 \
+		-m 512M \
+		-vga std \
+		-netdev user,id=net0 \
+		-device e1000,netdev=net0 \
+		-serial mon:stdio \
+		-no-reboot \
+		-display none \
+		-drive file=$(DISK_IMG),format=raw
+
 # Run without rebuilding image (faster iteration)
 qemu: $(DISK_IMG)
 	@echo "[QEMU] Quick launch from existing image..."