Corrections following the security audit

Description

• Closes #110 : protect script execution
• Closes #112 : refactor cors usage

Changelog

• Fix manage_db tool
• Align scaleway configuration files example
• Protect script execution #110
• Bind docker port to localhost only (via docker_run script)
• Rework CORS (restrict backend access to host and remove useless CORS headers in frontend)

How to test

• unit testing
• create a visio (verify that the scripts are correctly executed)
• add in /etc/hosts the line: toto.inria.fr and test all apis (via swagger and frontend appli)