Feature: setup basic API

[Tiam-Abderezai]

• Add mock API to test PoC (hosted JSON file for example like https://stackoverflow.com/questions/58875377/ansible-lists-from-json-file)
• https://gist.github.com/Tiam-Abderezai/a7ef298ff8109bf738564ab70eada186#file-vlan-mock-json
• JSON file containing a list of:

• IPv4/v6
• MAC addresses
• VLANs
• Hostname
• etc