Improvements after presentation

[miguilucky]

Feature description

Any feature or improvement done to the deployment after the presentation.

• Guillermo :
  • Share routes with groups of friends
• Clara:
  • Manage permissions of comments
  • Improve toast manage
• Andrés:
  • Add end-to-end tests to master branch
  • Fix point 6 in the documentation
  • Add information about using the app with Docker