Merge pull request #1049 from App-vNext/joelhulen-patch-1

v8 announcement on main readme

README.md

@@ -1,3 +1,7 @@
+## Important Announcement: Architectural changes in v8
+
+> Major performance improvements are on the way! Please see our [blog post](https://www.thepollyproject.org/2023/03/03/we-want-your-feedback-introducing-polly-v8/) to learn more and provide feedback in the [related GitHub issue](https://github.com/App-vNext/Polly/issues/1048).
+
 # Polly
 
 Polly is a .NET resilience and transient-fault-handling library that allows developers to express policies such as Retry, Circuit Breaker, Timeout, Bulkhead Isolation, Rate-limiting and Fallback in a fluent and thread-safe manner.