Add back flake-compat shell.nix

This was removed in the merge commit adf2fbb. I think this was a mistake that occurred when resolving a conflict.
NixOS · Jul 17, 2020 · c123fee · c123fee
1 parent 17f75f9
commit c123fee
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/shell.nix b/shell.nix
@@ -0,0 +1,3 @@
+(import (fetchTarball https://github.com/edolstra/flake-compat/archive/master.tar.gz) {
+  src = ./.;
+}).shellNix