Merge branch '465-dev-share-url-fixes' into 'dev'

[BREAKING] refactoring of fc_url

Closes #465

See merge request !405
4 jobs for dev in 89 minutes and 50 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Cabal
passed #18905
cabal

00:37:33

 
  Stack
passed #18906
stack

00:04:31

 
  Bench
manual #18907
allowed to fail manual
bench
 
  Test
passed #18908
test

00:47:44