use upstream keymapp

flake.lock

@@ -55,6 +55,22 @@
         "type": "github"
       }
     },
+    "nixpkgsUnstable": {
+      "locked": {
+        "lastModified": 1704194953,
+        "narHash": "sha256-RtDKd8Mynhe5CFnVT8s0/0yqtWFMM9LmCzXv/YKxnq4=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "bd645e8668ec6612439a9ee7e71f7eac4099d4f6",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "obs-streamfx": {
       "inputs": {
         "flake-utils": "flake-utils",
@@ -80,6 +96,7 @@
       "inputs": {
         "home-manager": "home-manager",
         "nixpkgs": "nixpkgs",
+        "nixpkgsUnstable": "nixpkgsUnstable",
         "obs-streamfx": "obs-streamfx"
       }
     },

flake.nix

@@ -4,6 +4,7 @@
   inputs = {
     # Specify the source of Home Manager and Nixpkgs.
     nixpkgs.url = "github:nixos/nixpkgs/nixos-23.11";
+    nixpkgsUnstable.url = "github:nixos/nixpkgs/nixos-unstable";
     home-manager = {
       url = "github:nix-community/home-manager/release-23.11";
       inputs.nixpkgs.follows = "nixpkgs";
@@ -14,15 +15,19 @@
     };
   };
 
-  outputs = { nixpkgs, home-manager, obs-streamfx, ... }@attrs:
+  outputs = { nixpkgs, nixpkgsUnstable, home-manager, obs-streamfx, ... }@attrs:
     let
       system = "x86_64-linux";
+      pkgsUnstable = import nixpkgsUnstable {
+        inherit system;
+        config.allowUnfree = true;
+      };
       pkgs = import nixpkgs {
         inherit system;
 
         overlays = [
           (final: prev: {
-            keymapp = prev.callPackage ./wally-cli {};
+            keymapp = pkgsUnstable.keymapp;
             obs-studio-plugins = prev.obs-studio-plugins // {
               obs-streamfx = obs-streamfx.packages.${system}.obs-streamfx;
             };