Issue #89: Add blendb demonstration with postgres

Signed-off-by: rafaelatc3sl <rpd17@c3sl>
3 jobs for issue/89 in 51 seconds (queued for 9 seconds)
Status Name Job ID Coverage
  Test
passed run_test_monet #31479
node

00:00:46

93.68%
passed run_test_postgres #31478
node postgres

00:00:48

92.43%
 
  Build
passed build #31480
docker build

00:00:02