add netcoreapp2.1

2020-03-25 17:56:47 -04:00 · 2020-03-25 17:56:47 -04:00 · a46277d004
--- a/src/Steeltoe.Tooling/steeltoe.rc/registry/images.yml
+++ b/src/Steeltoe.Tooling/steeltoe.rc/registry/images.yml
@ -1 +1,2 @@
+netcoreapp2.1: mcr.microsoft.com/dotnet/core/sdk:2.1
 netcoreapp3.1: mcr.microsoft.com/dotnet/core/sdk:3.1