v6.0.6

What's Changed

• Bookserver path by @bjones1 in #1962
• Fix: X11 in the container. by @bjones1 in #1967
• Fix: Correct test for newer LP builders. by @bjones1 in #1968
• Fix: Correct Celery stderr logging path. by @bjones1 in #1969
• Docs: Improvements after working with Barb to install the servers. by @bjones1 in #1972
• Move: Put Celery code in the BookServer. by @bjones1 in #1970
• Fix: In poetry_fix, ignore missing poetry.lock by @bjones1 in #1975
• Clean: Collect version numbers in one place in docker-tools script. by @bjones1 in #1976
• Docker fixes -- Celery and logging by @bjones1 in #1979
• Docker cleanup by @bjones1 in #1978
• Clean: Remove unused poetry-fix script, clean up docs. by @bjones1 in #1980

Full Changelog: 6.0.6...v6.0.6