v7.0.0-rc.1

This is release candidate 1, suitable for testing in pre-production environments

What's Changed

• Fix ShutdownInitiator in CloseAsync by @lukebakken in #1574
• Misc changes from lukebakken/amqp-string by @lukebakken in #1575
• Truncate long client provided names by @lukebakken in #1576
• Add test that creates IChannel within async consumer callback by @lukebakken in #1578
• Remove two unnecessary .Cast<>() usages by @lukebakken in #1577
• Use ConcurrentDictionary by @lukebakken in #1580
• Fix two flaky tests by @lukebakken in #1579
• Handle AppDomain unload by @lukebakken in #1583
• Demonstrate that #1038 is fixed by @lukebakken in #1585
• Can't close channel from consumer dispatcher by @lukebakken in #1568
• Add test demonstrating that #1573 is fixed by @lukebakken in #1587
• Change test to match code provided by @neilgreatorex by @lukebakken in #1588
• Update copyright message by @lukebakken in #1589
• Adding proper OpenTelemetry integration via. registration helpers and better context propagation by @stebet in #1528
• Add test to demonstrate that #825 is fixed by @lukebakken in #1590
• Ensure OpenTelemetry project is set up like OAuth2 by @lukebakken in #1592
• Ship PublicAPI by @lukebakken in #1593

Full Changelog: v7.0.0-alpha.6...v7.0.0-rc.1