overlays: provide updated chrysalis package

hosts/boreal/default.nix

@@ -98,7 +98,7 @@
     "rfkill-release"
   ];
 
-  services.udev.packages = [pkgs.packages.kaleidoscope-udev-rules];
+  services.udev.packages = [pkgs.chrysalis];
 
   hardware.bluetooth = {
     enable = true;

hosts/zephyrus/default.nix

@@ -93,7 +93,7 @@
 
   environment.systemPackages = [pkgs.arandr pkgs.chrysalis];
 
-  services.udev.packages = [pkgs.packages.kaleidoscope-udev-rules];
+  services.udev.packages = [pkgs.chrysalis];
 
   hardware.bluetooth = {
     enable = true;

overlays/chrysalis/default.nix

@@ -0,0 +1,34 @@
+final: prev: {
+  chrysalis = let
+    pname = "chrysalis";
+    version = "0.11.3";
+    name = "${pname}-${version}-binary";
+  in prev.appimageTools.wrapAppImage rec {
+    inherit name;
+
+    src = prev.appimageTools.extract {
+      inherit name;
+      src = prev.fetchurl {
+        url = "https://github.com/keyboardio/${pname}/releases/download/v${version}/${pname}-${version}.AppImage";
+        sha256 = "sha256-N0M1lZvPKAT+UXZgn68DaDupzXJupcOE06gFxKP6W0o=";
+      };
+    };
+
+    multiPkgs = null;
+    extraPkgs = p: (prev.appimageTools.defaultFhsEnvArgs.multiPkgs p) ++ [
+      p.glib
+    ];
+
+    # Also expose the udev rules here, so it can be used as:
+    #   services.udev.packages = [ pkgs.chrysalis ];
+    # to allow non-root modifications to the keyboards.
+
+    extraInstallCommands = ''
+      mv $out/bin/${name} $out/bin/${pname}
+      mkdir -p $out/lib/udev/rules.d
+      ln -s \
+        --target-directory=$out/lib/udev/rules.d \
+        ${src}/resources/static/udev/60-kaleidoscope.rules
+    '';
+  };
+}

overlays/default.nix

@@ -1,3 +1,4 @@
 {
   i3status-rust = import ./i3status-rust;
+  chrysalis = import ./chrysalis;
 }