"claude. release the files."

config/modules/helium.nix

@@ -16,10 +16,39 @@
   modules.helium = settings: {
     homeManager =
       { pkgs, ... }:
+      let
+        heliumPkg = inputs.heliumFlake.packages.${pkgs.stdenv.hostPlatform.system}.helium;
+        # The upstream `helium` launcher is a plain Nix wrapper that ignores any
+        # *-flags.conf file (that convention is Arch-specific, not NixOS). So to
+        # actually pass command-line flags we re-wrap the launcher here.
+        #
+        # Flag names verified against this Helium build's binary strings.
+        # - AcceleratedVideoDecodeLinuxGL / ...ZeroCopyGL: the VA-API GL decode
+        #   path (renamed from the old Vaapi* names, which are no-ops here).
+        # - VaapiOnNvidiaGPUs: required. Chromium disables VA-API on NVIDIA by
+        #   default and hard-skips the nvidia-drm device ("Should skip nVidia
+        #   device named: nvidia-drm" in the logs); this re-enables it, routing
+        #   decode to NVDEC through the nvidia-vaapi-driver bridge.
+        # - VaapiIgnoreDriverChecks: bypass the driver allowlist.
+        # HEVC decode itself needs no runtime flag in this build (enable_platform_hevc
+        # is compiled in and on by default). Wayland-only: the NVIDIA VA-API path
+        # is broken under X11. Upstream considers nvidia-vaapi-driver unsupported,
+        # so confirm via chrome://media-internals (decoder should read VaapiVideoDecoder).
+        helium = pkgs.symlinkJoin {
+          name = "helium-wrapped";
+          paths = [ heliumPkg ];
+          nativeBuildInputs = [ pkgs.makeWrapper ];
+          postBuild = ''
+            wrapProgram $out/bin/helium \
+              --prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath [ pkgs.vulkan-loader ]}" \
+              --add-flags "--enable-features=AcceleratedVideoDecodeLinuxGL,AcceleratedVideoDecodeLinuxZeroCopyGL,VaapiOnNvidiaGPUs,VaapiIgnoreDriverChecks" \
+              --add-flags "--ignore-gpu-blocklist" \
+              --add-flags "--disable-gpu-sandbox"
+          '';
+        };
+      in
       {
-        home.packages = [
-          inputs.heliumFlake.packages.${pkgs.stdenv.hostPlatform.system}.helium
-        ];
+        home.packages = [ helium ];
         nixpkgs.config.allowUnfree = true;
         # Gives me widevine support. yay
         xdg.configFile."net.imput.helium/WidevineCdm/latest-component-updated-widevine-cdm" = {