Add GitHub sponsorship

README.md

@@ -483,10 +483,12 @@ Thanks to the following companies for sponsoring the ongoing development of Poll
 
 - [.NET on AWS Open Source Software Fund](https://github.com/aws/dotnet-foss)
 - [Microsoft's Free and Open Source Software Fund](https://github.com/microsoft/foss-fund)
+- [GitHub's Secure Open Source Fund](https://resources.github.com/github-secure-open-source-fund/)
 
 <!-- markdownlint-disable MD042 -->
 [![AWS logo](./logos/aws.png)](#)
 [![Microsoft logo](./logos/microsoft.png)](#)
+[![GitHub logo](./logos/github.png)](#)
 <!-- markdownlint-enable MD034 -->
 
 Help support this project by becoming a sponsor through [GitHub Sponsors](https://github.com/sponsors/martincostello).

docs/community/resources.md

@@ -30,6 +30,7 @@ This includes Blogs, podcasts, courses, e-books, architecture samples and videos
 - [Retries - An interactive study of common retry methods](https://encore.dev/blog/retries) - by [Sam Rose](https://twitter.com/samwhoo)
 - [Building resilient cloud services with .NET 8](https://devblogs.microsoft.com/dotnet/building-resilient-cloud-services-with-dotnet-8/) by [Martin Tomka](https://github.com/martintmk)
 - [Resilience and chaos engineering](https://devblogs.microsoft.com/dotnet/resilience-and-chaos-engineering/) by [Martin Tomka](https://github.com/martintmk)
+- [Securing the supply chain at scale - Starting with 71 important open source projects](https://github.blog/open-source/maintainers/securing-the-supply-chain-at-scale-starting-with-71-important-open-source-projects/) by [Gregg Cochran](https://github.com/dubsopenhub)
 
 ## Podcasts