Add links to quickstart guides (#56722)

* shell of quickstart

* link to existing quickstart guides

docs/docsite/rst/user_guide/quickstart.rst

@@ -1,5 +1,7 @@
-Ansible Quickstart
-==================
+.. _quickstart_guide:
+
+Ansible Quickstart Guide
+========================
 
 We've recorded a short video that introduces Ansible.
 
@@ -7,3 +9,10 @@ The `quickstart video <https://www.ansible.com/resources/videos/quick-start-vide
 introduction to Ansible -- what it does and how to use it. We'll also tell you about other products in the Ansible ecosystem.
 
 Enjoy, and be sure to visit the rest of the documentation to learn more.
+
+.. seealso::
+
+   `A system administrators guide to getting started with Ansible <https://www.redhat.com/en/blog/system-administrators-guide-getting-started-ansible-fast>`_
+       A step by step introduction to Ansible
+   `Ansible Automation for SysAdmins <https://opensource.com/downloads/ansible-quickstart>`_
+       A downloadable guide for getting started with Ansible