Ansible
Some useful links to explain the concepts of Ansible
Concepts
Official Documentation
Configuration
Ansible.cfg
Run one Task - Ansible Playbook
Basic Ansible Tutorials
Ansible Roles
Managing Users with Ansible
NGinx Setup via Ansible
https://symfonycasts.com/screencast/ansible/nginx-conf-template
https://blog.serverdensity.com/deploying-nginx-with-ansible/
https://meritocracy.is/blog/2017/07/24/manage-nginx-configurations-ansible/
https://liquidat.wordpress.com/2016/01/26/howto-introduction-to-ansible-variables/
https://mydbops.wordpress.com/2019/04/17/jinja2-for-better-ansible/