Modified nvim setup a bit + installed game apps (steam, lutris, etc)

hosts/nixos/common/optional/sddm.nix

@@ -1,8 +0,0 @@
-# Not using this for now, because I cannot get any theme to fucking work with it for some reason :(
-{
-  services.xserver = {
-    enable = true;
-    displayManager.sddm.enable = true;
-  };
-}
-

hosts/nixos/common/optional/steam.nix

@@ -0,0 +1,14 @@
+# TODO(imperanence): handle persistence
+{ lib, ... }: {
+  programs.steam = {
+    enable = true;
+    remotePlay.openFirewall = true; # Open ports in the firewall for Steam Remote Play
+    dedicatedServer.openFirewall = true; # Open ports in the firewall for Source Dedicated Server
+  };
+
+  nixpkgs.config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [
+    "steam"
+    "steam-original"
+    "steam-runtime"
+  ];
+}

hosts/nixos/tethys/default.nix

@@ -7,8 +7,9 @@
     ../common/optional/touchpad.nix
     ../common/optional/xserver.nix
     ../common/optional/lightdm.nix
-    ../common/optional/xmonad
+    ../common/optional/steam.nix
     ../common/optional/slambda.nix
+    ../common/optional/xmonad
 
     ./hardware-configuration.nix
     ./boot.nix
@@ -20,14 +21,31 @@
   # A few ad-hoc settings
   hardware.opengl.enable = true;
   programs.kdeconnect.enable = true;
+  programs.extra-container.enable = true;
 
   # https://nixos.wiki/wiki/FAQ/When_do_I_update_stateVersion
   system.stateVersion = "22.11";
 
   # Temp stuff:
-  containers.euporie = import ../euoprie;
-  programs.gnupg.agent = {
+  services.postgresql = {
     enable = true;
-    enableSSHSupport = true;
+    package = pkgs.postgresql_15;
+    enableTCPIP = true;
+    authentication = pkgs.lib.mkOverride 10 ''
+      local all all trust
+      host all all 127.0.0.1/32 trust
+      host all all ::1/128 trust
+    '';
+    initialScript = pkgs.writeText "backend-initScript" ''
+      CREATE ROLE adrielus WITH
+             LOGIN
+             SUPERUSER
+             INHERIT
+             CREATEDB
+             CREATEROLE
+             REPLICATION;
+      CREATE DATABASE lunarbox;
+      GRANT ALL PRIVILEGES ON DATABASE lunarbox TO adrielus;
+    '';
   };
 }