From 0014edd67926157a957ef7a441165ef14cbd0b69 Mon Sep 17 00:00:00 2001
From: Eli Ribble <eli@gleipnir.technology>
Date: Tue, 19 May 2026 14:09:18 +0000
Subject: [PATCH] Use stapelberg nix overlay to get VCS data into the build

---
 flake.nix | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/flake.nix b/flake.nix
index e937e801..1220d64b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -5,18 +5,21 @@
 		nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.11";
 		flake-utils.url = "github:numtide/flake-utils";
 		proj.url = "github:Gleipnir-Technology/proj";
+		stapelberg = {
+			url = "github:stapelberg/nix";
+			inputs.nixpkgs.follows = "nixpkgs";
+		};
 	};
 
 	outputs = { self, nixpkgs, flake-utils, proj }:
 		flake-utils.lib.eachDefaultSystem (system:
 			let
-				pkgs = nixpkgs.legacyPackages.${system};
+				pkgs = import nixpkgs {
+					inherit system;
+					overlays = [ stapelberg.overlays.goVcsStamping ];
+				};
 				projPkg = proj.packages.${system}.default;
 
-				# Override pkgs.proj with your custom proj
-				customPkgs = pkgs // {
-					proj = proj.packages.${system}.default;
-				};
 				package = pkgs.callPackage ./default.nix {
 				proj = projPkg;
 			};