simplified CI for the backend

4 jobs for 1.9.2 in 3 minutes and 3 seconds (queued for 3 minutes and 4 seconds)
latest
Status Job ID Name Coverage
  Build
passed #22379
build

00:00:05

 
  Ci
failed #22381
ci_backend

00:00:39

passed #22380
ci_frontend

00:02:17

 
  Coverage
skipped #22382
coverage
 
Name Stage Failure
failed
ci_backend Ci
Starting machina-callida_db_1 ... 
Starting machina-callida_db_1 ...
done .......................................................................
----------------------------------------------------------------------
Ran 71 tests in 30.711s

OK
Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit status 1