use waybar from git

flake.lock

@@ -34,6 +34,22 @@
         "type": "github"
       }
     },
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1696426674,
+        "narHash": "sha256-kvjfFW7WAETZlt09AgDn1MrtKzP7t90Vf7vypd3OL1U=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "0f9255e01c2351cc7d116c072cb317785dd33b33",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
     "hardware": {
       "locked": {
         "lastModified": 1711352745,
@@ -483,6 +499,22 @@
         "type": "github"
       }
     },
+    "nixpkgs_8": {
+      "locked": {
+        "lastModified": 1711163522,
+        "narHash": "sha256-YN/Ciidm+A0fmJPWlHBGvVkcarYWSC+s3NTPk/P+q3c=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "44d0940ea560dee511026a53f0e2e2cde489b4d4",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
         "catppuccin-vsc": "catppuccin-vsc",
@@ -495,6 +527,7 @@
         "hyprpaper": "hyprpaper",
         "nix-colors": "nix-colors",
         "nixpkgs": "nixpkgs_7",
+        "waybar": "waybar",
         "waybar-catppuccin": "waybar-catppuccin"
       }
     },
@@ -603,6 +636,25 @@
         "type": "github"
       }
     },
+    "waybar": {
+      "inputs": {
+        "flake-compat": "flake-compat",
+        "nixpkgs": "nixpkgs_8"
+      },
+      "locked": {
+        "lastModified": 1714680561,
+        "narHash": "sha256-ov7v4OaiMW6gylMFTjKXXtoxrgAjtOTHa09oFmu3B3s=",
+        "owner": "Alexays",
+        "repo": "Waybar",
+        "rev": "0b6476da32d181ee6b2cabdc5205a46a90521a75",
+        "type": "github"
+      },
+      "original": {
+        "owner": "Alexays",
+        "repo": "Waybar",
+        "type": "github"
+      }
+    },
     "waybar-catppuccin": {
       "flake": false,
       "locked": {

flake.nix

@@ -10,6 +10,8 @@
     hardware.url = "github:nixos/nixos-hardware";
     nix-colors.url = "github:misterio77/nix-colors";
 
+    waybar.url = "github:Alexays/Waybar";
+
     hyprland.url = "github:hyprwm/Hyprland";
     hyprlock.url = "github:hyprwm/hyprlock";
     hypridle.url = "github:hyprwm/hypridle";

modules/desktop/waybar.nix

@@ -1,17 +1,23 @@
-{ lib, config, pkgs, inputs, ... }:
+{ lib, config, pkgs, inputs, system, ... }:
 
 with lib;
 let
   cfg = config.modules.desktop.waybar;
 in {
   options.modules.desktop.waybar = {
-    enable = mkEnableOption "Enable Waybar, a lightweight desktop environment based on GTK+";
+    enable = mkEnableOption "Enable Waybar, a highly customizable wayland bar for wlroots compositors.";
+    package = mkOption {
+      type = types.package;
+      default = inputs.waybar.packages.${system}.default;
+      example = "pkgs.waybar";
+    };
   };
 
   config = mkIf cfg.enable {
-    hm.wayland.windowManager.hyprland.settings.exec-once = [ "${lib.getExe pkgs.waybar}" ];
+    hm.wayland.windowManager.hyprland.settings.exec-once = [ "${lib.getExe cfg.package}" ];
     hm.programs.waybar = {
       enable = true;
+      package = cfg.package;
       style = builtins.concatStringsSep "\n" [
         "@import \"${inputs.waybar-catppuccin}/themes/mocha.css\";"
         (lib.readFile ../../config/waybar.css)