[Discussion] Azure Functions Runtime Release 3.21.1

[VpOfEngineering]

Discussion issue for the Azure Functions runtime release 3.21.1: https://github.com/Azure/azure-functions-host/releases/tag/v3.21.1

[siriak]

Hi, how much longer can we expect 3.21.1 runtime to be available and how far in advance its removal will be announced in the announcements repository? We have a lot of functions still running on 3.21.1, so we need to know how much time we have left to finish migration of our apps.