Paths are not correctly relativised when using bloop

[Baccata]

Such things get rendered : assertion failed (../../../bar/src/test/scala/Foo.scala:13)

[Baccata]

The issue is that bloop is a compile server, and therefore the pwd is wherever bloop was started from. We need to find a workaround to access the "workdir" as seen from the compiler (as opposed to the jvm)