close to working

clients/quadphone/gnome.nix

@@ -1,8 +1,13 @@
 {inputs, ...}: {
-  imports = [inputs.gnome-mobile.nixosModules.gnome-mobile];
+  nixpkgs.overlays = [inputs.gnome-mobile.overlays.default];
 
   i18n.inputMethod = {
     enable = true;
     type = "ibus";
   };
+
+  services.logind = {
+    powerKey = "ignore";
+    powerKeyLongPress = "poweroff";
+  };
 }

clients/quadphone/hardware-configuration.nix

@@ -15,6 +15,8 @@
       })
   ];
 
+  boot.initrd.allowMissingModules = true;
+
   nixpkgs.hostPlatform = "aarch64-linux";
   nixpkgs.config.allowBroken = true;
 }

clients/quadphone/overlays.nix

@@ -0,0 +1,27 @@
+{
+  lib,
+  pkgs,
+  ...
+}: {
+  nixpkgs.overlays = [
+    (_: super: {
+      ruby_3_3 = super.ruby_3_3.overrideAttrs (old: {
+        NIX_RUSTFLAGS =
+          (old.NIX_RUSTFLAGS or "")
+          + " --target ${super.stdenv.hostPlatform.rust.rustcTargetSpec}";
+      });
+      iniparser = super.iniparser.overrideAttrs (old: {
+        cmakeFlags = [
+          (lib.cmakeBool "BUILD_TESTING" false)
+        ];
+      });
+      gnome-user-share = super.gnome-user-share.overrideAttrs (old: {
+        postPatch = lib.optionalString (pkgs.stdenv.buildPlatform != pkgs.stdenv.hostPlatform) ''
+          substituteInPlace src/meson.build \
+            --replace-fail "cargo_options += [ '--target-dir', meson.project_build_root() / 'src' ]" "cargo_options += [ '--target-dir', meson.project_build_root() / 'src', '--target=${pkgs.stdenv.hostPlatform.rust.rustcTarget}' ]" \
+            --replace-fail "'cp', 'src' / rust_target / meson.project_name(), '@OUTPUT@'," "'cp', 'src' / '${pkgs.stdenv.hostPlatform.rust.cargoShortTarget}' / rust_target / meson.project_name(), '@OUTPUT@',"
+        '';
+      });
+    })
+  ];
+}

clients/quadphone/ruby.nix

@@ -1,11 +0,0 @@
-{
-  nixpkgs.overlays = [
-    (_: super: {
-      ruby_3_3 = super.ruby_3_3.overrideAttrs (old: {
-        NIX_RUSTFLAGS =
-          (old.NIX_RUSTFLAGS or "")
-          + " --target ${super.stdenv.hostPlatform.rust.rustcTargetSpec}";
-      });
-    })
-  ];
-}