Added Overlays for gs1200 exporter and oicwarden

nixos/packages/gs1200-exporter.nix

@@ -0,0 +1,24 @@
+{
+  lib,
+  buildGoModule,
+  fetchFromGitHub,
+}:
+buildGoModule rec {
+  pname = "gs1200-exporter";
+  version = "2.11.12";
+  src = fetchFromGitHub {
+    owner = "robinelfrink";
+    repo = "gs1200-exporter";
+    rev = "v${version}";
+    hash = "sha256-8s2VgaqYXp9PN2oNU/sWpjQjDPSWolbWEVSZcx9Lh3M=";
+  };
+  vendorHash = "sha256-204bFaywOolKVNoeH/w72Ba1PYAVgQawEmlaEXgRaRY=";
+  meta = {
+    description = "Prometheus exporter for Zyxel GS1200 switches";
+    homepage = "https://github.com/robinelfrink/gs1200-exporter";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ DerGrumpf ];
+    mainProgram = "gs1200-exporter";
+    platforms = lib.platforms.all;
+  };
+}

nixos/packages/oidcwarden.nix

@@ -1,10 +1,21 @@
-{ pkgs, oidcwarden-src, ... }:
-
+{
+  pkgs,
+  fetchFromGitHub,
+  ...
+}:
+let
+  src = fetchFromGitHub {
+    owner = "Timshel";
+    repo = "OIDCWarden";
+    rev = "48edfc7ba54372074befa1d62c63c4babfaadc77";
+    hash = "sha256-tHacn9RtoByWpqnWX2/gWwODDSeXJa4mk4MfxHiiJ8A=";
+  };
+in
 pkgs.vaultwarden.overrideAttrs (old: {
   pname = "oidcwarden";
-  src = oidcwarden-src;
+  inherit src;
   cargoDeps = pkgs.rustPlatform.importCargoLock {
-    lockFile = "${oidcwarden-src}/Cargo.lock";
+    lockFile = "${src}/Cargo.lock";
   };
   postInstall = (old.postInstall or "") + ''
     mv $out/bin/oidcwarden $out/bin/vaultwarden

nixos/packages/overlays.nix

@@ -0,0 +1,4 @@
+final: prev: {
+  gs1200-exporter = final.callPackage ./gs1200-exporter.nix { };
+  oidcwarden = final.callPackage ./oidcwarden.nix { };
+}