Custom block for precondition failure

- https://thinkneardev.atlassian.net/browse/REX-1185
Merge pull request #4 from smojtabai/custom_block_for_precondition_failure

Custom block for precondition failure
bump version
Merge pull request #5 from smojtabai/bump_version

bump version
run job without before block
Merge pull request #6 from smojtabai/fix_job_chains

run job without before block