Start documentation of vagrant setup

README.md

@@ -39,6 +39,7 @@ export PATH=$HOME/.local/bin:$PATH
 Use `make` to build the web app resources and applications:
 
 ```shell
+go install github.com/nicksnyder/go-i18n/v2/goi18n@latest
 make
 ```
 
@@ -50,3 +51,11 @@ cd deployment
 ansible-playbook 01_install_cacert_oidc.yml
 ```
 
+## Vagrant setup
+
+```shell
+sudo apt install vagrant-libvirt virt-manager libvirt-clients
+vagrant up
+vagrant ssh -- cat .local/share/mkcert/rootCA.pem | sudo tee /usr/local/share/ca-certificates/mkcert-vagrant-oidc.crt
+sudo update ca-certificates
+```