nixos: Add librespeed

pkgs/default.nix

@@ -6,4 +6,5 @@ in
   # yeah turns out this is in nixpkgs now... we'll leave it as a sample i guess lol
   monocraft' = callPackage ./monocraft.nix { };
   vfio-pci-bind = callPackage ./vfio-pci-bind.nix { };
+  librespeed-go = callPackage ./librespeed-go.nix { };
 }

pkgs/librespeed-go.nix

@@ -0,0 +1,26 @@
+{ lib, fetchFromGitHub, buildGoModule, ... }:
+let
+  webSrc = fetchFromGitHub {
+    owner = "librespeed";
+    repo = "speedtest";
+    rev = "5.3.0";
+    hash = "sha256-OgKGLQcfWX/sBLzaHI6TcJHxX1Wol6K7obLf0+CHrC8=";
+  };
+in
+buildGoModule rec {
+  pname = "librespeed-go";
+  version = "1.1.5";
+
+  src = fetchFromGitHub {
+    owner = "librespeed";
+    repo = "speedtest-go";
+    rev = "v${version}";
+    hash = "sha256-ywGrodl/mj/WB25F0TKVvaV0PV4lgc+KEj0x/ix9HT8=";
+  };
+  vendorHash = "sha256-ev5TEv8u+tx7xIvNaK8b5iq2XXF6I37Fnrr8mb+N2WM=";
+
+  postInstall = ''
+    mkdir -p "$out"/assets
+    cp "${webSrc}"/{speedtest.js,speedtest_worker.js,favicon.ico} "$out"/assets/
+  '';
+}