Update CHANGELOG for alpha 3 (#1347)

Add alpha 2 and alpha 3 to the CHANGELOG.

Author: martintmk

CHANGELOG.md

@@ -1,3 +1,48 @@
+## 8.0.0-alpha.3
+
+* Update README.md with v8 Alpha v2 release announcement by [@joelhulen](https://github.com/joelhulen) in https://github.com/App-vNext/Polly/pull/1337
+* Adopt Alpha 2 in samples by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1338
+* Add net6.0 and net7.0 to Polly by [@martincostello](https://github.com/martincostello) in https://github.com/App-vNext/Polly/pull/1336
+* Sync TimeProvider and cleanup by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1339
+* Fix hedging being cancelled too early by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1340
+* Fix logging of execution attempt by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1341
+* Bump github/codeql-action from 2.20.0 to 2.20.1 by [@dependabot](https://github.com/dependabot) in https://github.com/App-vNext/Polly/pull/1344
+* Bump martincostello/update-dotnet-sdk from 2.2.2 to 2.2.3 by [@dependabot](https://github.com/dependabot) in https://github.com/App-vNext/Polly/pull/1345
+* Bump StyleCop.Analyzers from 1.2.0-beta.435 to 1.2.0-beta.507 by [@dependabot](https://github.com/dependabot) in https://github.com/App-vNext/Polly/pull/1342
+* Bump SonarAnalyzer.CSharp from 9.3.0.71466 to 9.4.0.72892 by [@dependabot](https://github.com/dependabot) in https://github.com/App-vNext/Polly/pull/1343
+* Expose Randomizer property and use it in retry strategy by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1346
+
+**Full Changelog**: https://github.com/App-vNext/Polly/compare/8.0.0-alpha.2...8.0.0-alpha.3
+
+## 8.0.0-alpha.2
+
+- Drop redundant validation of resilience strategy options by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1299
+- Add NuGet configuration file by [@martincostello](https://github.com/martincostello) in https://github.com/App-vNext/Polly/pull/1305
+- Log unhealthy executions with warning level by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1306
+- Add hedging to package tags by [@martincostello](https://github.com/martincostello) in https://github.com/App-vNext/Polly/pull/1307
+- Bump github/codeql-action from 2.3.6 to 2.20.0 by [@dependabot](https://github.com/dependabot) in https://github.com/App-vNext/Polly/pull/1310
+- Bump actions/checkout from 3.5.2 to 3.5.3 by [@dependabot](https://github.com/dependabot) in https://github.com/App-vNext/Polly/pull/1309
+- Introduce `samples` folder by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1295
+- Update telemetry benchmark by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1311
+- Enhance `OnHedgingArguments` by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1314
+- The options that handle outcomes now have sensible defaults by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1316
+- Update README.md with v8 alpha announcement by [@joelhulen](https://github.com/joelhulen) in https://github.com/App-vNext/Polly/pull/1317
+- The deafult RateLimiterStrategyOptions instance is now valid by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1315
+- Rename `TelemetryResilienceStrategyOptions` to `TelemetryOptions` by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1318
+- Alpha fixes and improvements by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1319
+- Fix OnHedging not being called by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1320
+- Reduce allocations in telemetry by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1321
+- Add new issue test that demonstrates library scenario by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1322
+- Fix relative links by [@martincostello](https://github.com/martincostello) in https://github.com/App-vNext/Polly/pull/1325
+- API feedback by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1327
+- Introduce ExecutionAttemptArguments by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1326
+- Introduce OutcomeResilienceStrategy and drop some internals by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1330
+- Introduce Outcome by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1331
+- Validate NuGet package signatures by [@martincostello](https://github.com/martincostello) in https://github.com/App-vNext/Polly/pull/1335
+- Allow implicit conversion of `PredicateBuilder` to delegates by [@martintmk](https://github.com/martintmk) in https://github.com/App-vNext/Polly/pull/1332
+
+**Full Changelog**: https://github.com/App-vNext/Polly/compare/8.0.0-alpha.1...8.0.0-alpha.2
+
 ## 8.0.0-alpha.1
 
 - The first public preview of [Polly v8](https://github.com/App-vNext/Polly/issues/1048) with our [new high-performance core API](https://github.com/App-vNext/Polly/blob/main/src/Polly.Core/README.md) and extensions. Feel free to check out the [samples](samples/) to see the new and improved Polly V8 in action.

README.md

@@ -5,8 +5,8 @@
 > 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).
 >
 > :rotating_light::rotating_light: **Polly v8 feature-complete!** :rotating_light::rotating_light:
-> - Polly v8 Alpha 2 is now available on [NuGet.org](https://www.nuget.org/packages/Polly/8.0.0-alpha.2)
-> - The Alpha 2 version is considered feature-complete. After an internal review of the API to address unresolved issues, we will move on to a Beta release.
+> - Polly v8 Alpha 3 is now available on [NuGet.org](https://www.nuget.org/packages/Polly/8.0.0-alpha.3)
+> - The Alpha 3 version is considered feature-complete. After an internal review of the API to address unresolved issues, we will move on to a Beta release.
 > - The v8 docs are not yet finished, but you can take a look at sample code in these locations:
 >     - Within the repo's new [Samples folder](https://github.com/App-vNext/Polly/tree/main/samples)
 >     - By reading `Polly.Core`'s [README](https://github.com/App-vNext/Polly/blob/main/src/Polly.Core/README.md)