Add Vagrantfile for macOS and Windows

.gitignore

@@ -1,3 +1,4 @@
+.vagrant/
 book/
 build/
 terraform-*-tmp-*/

tools/Vagrantfile

@@ -0,0 +1,16 @@
+Vagrant.configure("2") do |config|
+  config.vm.box = "archlinux/archlinux"
+  config.vm.network "public_network"
+  config.vm.synced_folder "..", "/home/vagrant/homelab"
+
+  config.vm.provider "virtualbox" do |vb|
+    vb.cpus = "2"
+    vb.memory = "2048"
+  end
+
+  config.vm.provision "shell", inline: <<-SHELL
+    pacman -Syu --noconfirm base-devel docker
+    systemctl enable --now docker
+    usermod -aG docker vagrant
+  SHELL
+end