just a start

README.md

+# MacOs, R environment and GitLab CI/CD
+
+##

Vagrantfile

+Vagrant.configure("2") do |config|
+  config.vm.box = "GAEV/MacOS_Catalina"
+	config.vm.boot_timeout = 1200
+	config.vm.synced_folder "./", "/Volume/vagrant, disavled: true
+
+	# Configure Vagrant to use SSH
+  config.vm.communicator = "ssh"
+ 
+  # Configure SSH Connectivity
+  config.ssh.username = "vagrant"
+  config.ssh.password = "vagrant"
+
+	config.vm.provider "virtualbox" do |vb|
+     # Display the VirtualBox GUI when booting the machine
+     vb.gui = true
+		 vb.name = "MacOS_C_R4"
+		 vb.customize ["modifyvm", :id, "--memory", 4096]
+     vb.customize ["modifyvm", :id, "--cpus", 4]
+     vb.customize ["modifyvm", :id, "--vram", 128]
+     vb.customize ["modifyvm", :id, "--graphicscontroller","vboxsvga"]
+     vb.customize ["modifyvm", :id, "--clipboard", "bidirectional"]
+     vb.customize ["modifyvm", :id, "--nested-hw-virt", "on"]
+     vb.customize ["setextradata", "global", "GUI/SuppressMessages", "all" ]
+  end
+	
+	config.vm.provision "ansible" do |ansible|
+    ansible.playbook = "ansible_provisioning/playbook.yml"
+		ansible.inventory_path = "ansible_provisioning/group_vars/inventory.yml"
+		ansible.verbose = "-vv"
+		ansible.limit= "macos"
+  end
+end
+

ansible_provisioning/group_vars/inventory.yml

+macos:
+  hosts:
+    MacOSCatalina: 
+      ansible_host: 127.0.0.1
+  vars:
+    ansible_user: vagrant
+    ansible_password: vagrant
+    ansible_port: 22
+    ansible_connection: ssh
+

ansible_provisioning/playbook.yml

+---
+- name: Mac OS R tools
+  hosts: MacOSCatalina
+  tasks:
+    - name: ping
+      ping:
+
+