Add maintenance status

Author: jhutchings1

README.md

@@ -335,6 +335,12 @@ Note that React Native is not supported at this time.
 
 If you are interested in other runtime environments, please open or upvote an issue on GitHub.
 
+## Maintenance
+
+This SDK is actively maintained, however, many issues are tracked outside of GitHub on internal Cloudflare systems. Members of the community are welcome to join and discuss your issues during our twice monthly triage meetings. For urgent issues, please contact [Cloudflare support](https://www.support.cloudflare.com/s/?language=en_US). 
+
+* [Community triage meeting](https://calendar.google.com/calendar/embed?src=c_dbf6ce250643f2e60f806d28f3fc09a9de24cbe0ab3ffb699838303d2adfc9e4%40group.calendar.google.com&ctz=America%2FLos_Angeles)
+
 ## Contributing
 
 See [the contributing documentation](./CONTRIBUTING.md).