add overklay

2025-05-22 18:11:45 +08:00 · 2025-05-22 18:11:45 +08:00 · 44eb1c3ffb
commit 44eb1c3ffb
parent a3fb203fa7
2 changed files with 16 additions and 19 deletions
--- a/default.nix
+++ b/default.nix
@ -1,6 +1,15 @@
 let
-  # Import sources
-  sources = import ./nix/sources.nix;
+  sources = imports ./nix/sources.nix;

-# And return that specific nixpkgs
-in sources.nixpkgs
+  hello = pkgs.writeShellScriptBin "hello" ''
+    echo "Hello from the Nix channel overlay!"
+  '';
+
+  pkgs = import sources.nixpkgs {
+    overlays = [
+      (self: super: {
+        inherit hello;
+      })
+    ];
+  };
+in pkgs