Add packaging for vagrant box and cleanup step

debian-13/scripts/package.sh

@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+set -xu
+
+IMG_DIR="./builds/qemu/debian-13-64-vagrant"
+if [ ! -f "$IMG_DIR/debian-13-64-vagrant" ]; then
+	echo "[ERROR]: debian-13-64-vagrant doesn't exist"
+	exit 1
+fi
+
+cat > "$IMG_DIR/metadata.json" <<EOF
+{"provider":"libvirt","format":"qcow2","virtual_size":100}
+EOF
+
+cat > "$IMG_DIR/Vagrantfile" <<'EOF'
+Vagrant.configure("2") do |config|
+  config.vm.synced_folder ".", "/vagrant", type: "nfs", nfs_version: 4
+end
+EOF
+
+mkdir -p ./builds/vagrant
+
+if [ ! -f ./builds/vagrant/box.img ]; then
+	cp -l $IMG_DIR/debian-13-64-vagrant \
+		$IMG_DIR/box.img
+fi
+
+if [ ! -f ./builds/vagrant/debian-13-64-vagrant.box ]; then
+	tar -C "$IMG_DIR" -cvzf ./builds/vagrant/debian-13-64-vagrant.box \
+		box.img metadata.json Vagrantfile
+	exit 0
+fi
+
+echo "[ERROR]: debian-13-64-vagrant.box already exists"
+exit 1