refactoring for iServer and isWorkstation: part 3

hosts/io/programs.nix

@@ -0,0 +1,34 @@
+{ pkgs, ... }:
+
+let
+  cml-ucm-conf = pkgs.alsa-ucm-conf.overrideAttrs {
+    wttsrc = pkgs.fetchFromGitHub {
+      owner = "WeirdTreeThing";
+      repo = "chromebook-ucm-conf";
+      rev = "b6ce2a7";
+      hash = "sha256-QRUKHd3RQmg1tnZU8KCW0AmDtfw/daOJ/H3XU5qWTCc=";
+    };
+    postInstall = ''
+      echo "v0.4.1" > $out/chromebook.patched
+      cp -R $wttsrc/{common,codecs,platforms} $out/share/alsa/ucm2
+      cp -R $wttsrc/{cml,sof-rt5682} $out/share/alsa/ucm2/conf.d
+    '';
+  };
+in
+
+{
+  environment = {
+    systemPackages = with pkgs; [
+      maliit-keyboard
+      sof-firmware
+    ];
+    sessionVariables.ALSA_CONFIG_UCM2 = "${cml-ucm-conf}/share/alsa/ucm2";
+  };
+
+  # TODO: remove once gmodena/nix-flatpak/issues/45 fixed
+  systemd.services."flatpak-managed-install" = {
+    serviceConfig = {
+      ExecStartPre = "${pkgs.coreutils}/bin/sleep 5";
+    };
+  };
+}