Add Steam and Vencord configurations: include desktop entries, session variables, and system packages

home/programs/steam/default.nix

@@ -0,0 +1,28 @@
+{
+  pkgs,
+  ...
+}: {
+  home.packages = with pkgs; [
+    steam
+    protonup-ng
+    proton-ge-bin
+  ];
+
+  xdg.desktopEntries = {
+    Steam = {
+      name = "Steam";
+      exec = "${pkgs.steam}/bin/steam";
+      icon = "steam";
+      type = "Application";
+      categories = [
+        "Game"
+        "Network"
+      ];
+      terminal = false;
+    };
+  };
+
+  home.sessionVariables = {
+    STEAM_FORCE_DESKTOPUI_SCALING = "1.25";
+  };
+}

home/programs/steam/system.nix

@@ -0,0 +1,13 @@
+{ ... }: {
+  # Steam runtime tweaks (user-session level, not NixOS system config)
+
+  home.sessionVariables = {
+    # Improves scaling consistency on HiDPI / Wayland setups
+    STEAM_FORCE_DESKTOPUI_SCALING = "1.25";
+
+    # Optional Proton-related behavior toggles (safe defaults)
+    PROTON_ENABLE_NVAPI = "1";
+    PROTON_NO_ESYNC = "0";
+    PROTON_NO_FSYNC = "0";
+  };
+}

hosts/home-pc/configuration.nix

@@ -12,6 +12,10 @@
     ../../nixos/users.nix
     ../../nixos/utils.nix
     ../../nixos/hyprland.nix
+
+		../../nixos/vencord.nix
+		../../nixos/steam.nix
+
     ../../home/programs/helium/system.nix # I hate browser's configuration..
 
     # You should let those lines as is

hosts/home-pc/home.nix

@@ -14,6 +14,7 @@
     ../../home/programs/nix-utils
     ../../home/programs/spotatui
     ../../home/programs/yazi
+		../../home/programs/steam
 
     ../../home/programs/group/basic-apps.nix
     ../../home/programs/group/cybersecurity.nix

nixos/steam.nix

@@ -0,0 +1,13 @@
+{ ... }: {
+  programs.steam = {
+    enable = true;
+    gamescopeSession.enable = true;
+    remotePlay.openFirewall = true;
+    dedicatedServer.openFirewall = true;
+  };
+
+  hardware.graphics = {
+    enable = true;
+    enable32Bit = true;
+  };
+}

nixos/vencord.nix

@@ -0,0 +1,5 @@
+{ pkgs, ... }: {
+  environment.systemPackages = with pkgs; [
+    vencord
+  ];
+}