Try #1578:

iohk-bors[bot] · web-flow · commit d71ef62922fd · 2022-08-09T03:34:23.000Z
diff --git a/.envrc b/.envrc
@@ -0,0 +1 @@
+use flake
diff --git a/.gitignore b/.gitignore
@@ -6,6 +6,9 @@ docs/reference/modules.md
 result*
 /nt
 
+# https://github.com/nix-community/nix-direnv
+.direnv
+
 # Created by https://www.gitignore.io/api/haskell,emacs,vim
 
 ### Emacs ###
