Add test coverage and display badge #40 (!10) · Merge requests · AURA / engine-api · GitLab

"tests/test.py" did not exist on "ae4f1a250c11ab2487b37507f2bcc2c342038c00"

add coverage module
adapt make test command to include coverage
display coverage in README (NB: statically points to main branch!)
fix config for tests (use sqlite as default and cp in pipeline)