Enable userns-remap Ansible

enable-userns-remap.yaml

- name: Enable userns-remap
  hosts: localhost
  connection: local
  gather_facts: yes
  tasks:
	- block:
		- name: Update userns-remap config
		  shell: |
			cp /etc/docker/daemon.json /etc/docker/daemon.json.backup
			jq '. += { "userns-remap" : "default" }' < /etc/docker/daemon.json > /tmp/daemon.json
			mv /tmp/daemon.json /etc/docker/daemon.json
	  rescue:
		- name: Create /etc/docker/daemon.json and configure userns-remap
		  blockinfile:
			path: /etc/docker/daemon.json
			marker: ""
			create: yes
			block: |
			  {
				"userns-remap": "default"
			  }
	  become: yes