v1.6.19

v1.6.19 (patch)

Changes since v1.6.18:

• fix: read ReplaceWith's new items before clearing the collection [patch] (@Claude)
• fix: make the ConcurrentDictionary GetOrCreate overload atomic [patch] (@Claude)

What's Changed

• Make the ConcurrentDictionary GetOrCreate overload atomic by @matt-edmondson in #131
• Read ReplaceWith's new items before clearing the collection by @matt-edmondson in #133

Full Changelog: v1.6.18...v1.6.19