support multiple handles at same time

3 jobs for wip/muktupavels/wnck-handle in 22 minutes and 22 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #427396
build:ubuntu:autogen

00:12:10

passed #427392
build:ubuntu:meson

00:10:12

failed #427391
build:ubuntu:autogen

00:08:14