add `shellHook` to `devShell`

1 files changed, 9 insertions, 3 deletions

diff --git a/lib/devShell.nix b/lib/devShell.nix
index 617210a..185907b 100644
--- a/lib/devShell.nix
+++ b/lib/devShell.nix
@@ -1,9 +1,15 @@
 { config, lib, pkgs, ... }:
 {
   options = {
-    devShell.packages = lib.mkOption {
-      type = lib.types.listOf lib.types.package;
-      default = [ pkgs.npins ];
+    devShell = {
+      packages = lib.mkOption {
+        type = lib.types.listOf lib.types.package;
+        default = [ pkgs.npins ];
+      };
+      shellHook = lib.mkOption {
+        type = lib.types.str;
+        default = "";
+      };
     };
     outputs.devShell = lib.mkOption {
       type = lib.types.package;