Fix username in header (all user types)

[rlaiola]

Reference Issues

The proposed approach addresses the UI issue reported at #35.

What does this implement/fix?

This pull request includes a code fix that shows the username (instead of the user full name) in the header.

How to test it?

• Requirements
  • Git
  • Docker

git clone --branch test_fix_username_header https://github.com/rlaiola/boca.git
cd boca
# Launch application (it may take a while)
docker compose up -d
# Open a web browser and visit the URL http://localhost:8000/boca.
# First, create and activate a BOCA contest (user: system | password: boca).
# Then, login as admin (user: admin | password: boca).
# To stop the application:
docker compose down

Other Comments

Feel free to suggest other approaches to address the problem.