Issue #78: Exchange NPM by equivalent tool: YARN

Signed-off-by: Rafael <rpd17@inf.ufpr.br>
2 jobs for issue/78 in 1 minute and 23 seconds (queued for 10 seconds)
Status Job ID Name Coverage
  Test
passed #24660
node postgres
run_tests

00:01:18

93.26%
 
  Build
passed #24661
docker build
build

00:00:04