add discord theme

modules/home/discord/default.nix

@@ -0,0 +1,42 @@
+{ pkgs, lib, ... }: let
+{
+  programs.discord = {
+    enable = true;
+  };
+
+  home.packages = with pkgs; [
+    webcord
+  ];
+  
+  os.nixpkgs.overlays = [
+    (_final: prev: {
+      webcord-vencord = prev.webcord-vencord.override {
+        # Patch webcord
+        webcord = prev.webcord.overrideAttrs (old: {
+          patches = (old.patches or []) ++ [./webcord/unwritable-config.patch];
+        });
+
+        # Patch vencord
+        vencord-web-extension = prev.vencord-web-extension.overrideAttrs (old: {
+          patches =
+            (old.patches or [])
+            ++ [
+              (prev.runCommand "vencord-settings-patch" {
+                  nativeBuildInputs = with prev; [jq];
+                } ''
+                  export settings=$(jq -c '.settings' < ${./vencord/exported-settings.json})
+                  substituteAll ${./vencord/declarative-settings.patch} $out
+                '')
+            ];
+        });
+      };
+    })
+  ];
+
+  environment.systemPackages = with pkgs; [webcord-vencord];
+
+  xdg.configFile."WebCord/Themes/amoled-cord".source = pkgs.substituteAll {
+    src = ./themes/amoled-cord.css;
+  };
+  xdg.configFile."WebCord/config.json".source = ./webcord/config.json;
+}