feat(nix): implement overlays

flake.nix

@@ -43,7 +43,9 @@
     defaultPackage.x86_64-darwin = home-manager.defaultPackage.x86_64-darwin;
     homeConfigurations = {
       "dminca" = home-manager.lib.homeManagerConfiguration {
-        pkgs = import nixpkgs { system = "aarch64-darwin"; };
+        pkgs = import nixpkgs {
+          system = "aarch64-darwin";
+        };
         modules = [
           sops-nix.homeManagerModules.sops
           ./hosts/common
@@ -52,7 +54,12 @@
       };
 
       "DanielAndrei.Minca" = home-manager.lib.homeManagerConfiguration {
-        pkgs = import nixpkgs { system = "x86_64-darwin"; };
+        pkgs = import nixpkgs {
+          system = "x86_64-darwin";
+          overlays = [
+            (import ./overlays/kluctl)
+          ];
+        };
         modules = [
           sops-nix.homeManagerModules.sops
           ./hosts/common

overlays/kluctl/default.nix

@@ -0,0 +1,15 @@
+(final: prev: {
+  kluctl = prev.kluctl.override {
+    buildGoModule = previousArgs: let self = prev.buildGoModule (previousArgs // {
+      version = "2.25.1";
+      vendorHash = "sha256-TckT39wQn4dclcYSfxootv1Lw5+iYxY6/wwdUc1+Z6s=";
+      src = prev.fetchFromGitHub {
+        owner = "kluctl";
+        repo = "kluctl";
+        rev = "refs/tags/v${self.version}";
+        hash = "sha256-EfzMDOIp/dfnpLTnaUkZ1sfGVtQqUgeGyHNiWIwSxQ4=";
+      };
+    }); in self;
+  };
+})
+