Patch update to v6.0, UNTESTED IN PRODUCTION (see #1564 for details). It includes the following changes among others, see here for full changelog:
- Overhauled availability code, ensured all edge cases were handled correctly (#1501)
- Resolved some intermittent test failures (#1514)
- Refactored the seed script (#1229, #1263)
- Update dependencies (#1553)
- and more!