containers: Use more detailed common config

All containers can inherit a lot of the same settings since the main
feature is separating applications from the host and each other.

containers/common/wayland.nix

@@ -1,5 +1,11 @@
+{ pkgs, ... }:
+
 {
-  environment.sessionVariables = {
+  environment = {
+    defaultPackages = [ ];
+    variables.TERM = "xterm-kitty";
+
+    sessionVariables = {
       WAYLAND_DISPLAY = "wayland-1";
       QT_QPA_PLATFORM = "wayland";
       QT_WAYLAND_DISABLE_WINDOWDECORATION = "1";
@@ -9,6 +15,27 @@
       XDG_RUNTIME_DIR = "/run/user/1000";
       DISPLAY = ":0";
     };
+  };
+
+  environment.systemPackages = with pkgs; [
+    kitty
+  ];
+
+  users = {
+    mutableUsers = false;
+    allowNoPasswordLogin = true;
+
+    users = {
+      user = {
+        isNormalUser = true;
+        home = "/home/user";
+      };
+    };
+  };
+
+  home-manager.users.user = {
+    home.stateVersion = "22.11";
+  };
 
   services.xserver.enable = true;
 
@@ -16,4 +43,6 @@
     enable = true;
     driSupport32Bit = true;
   };
+
+  system.stateVersion = "22.11";
 }

containers/gui.nix

@@ -38,30 +38,8 @@
         anki # Spaced repetition
         sqlitebrowser # SQL
         kanjidraw # Kanji draw
-        kitty # TODO: import common module
         libreoffice
       ];
-
-      users = {
-        mutableUsers = false;
-        allowNoPasswordLogin = true;
-
-        users.user = {
-          isNormalUser = true;
-          home = "/home/user";
-        };
-      };
-
-      home-manager.users.user = { pkgs, ... }: {
-        home.stateVersion = "22.11";
-      };
-
-      environment = {
-        variables = { TERM = "xterm-kitty"; };
-        defaultPackages = [ ];
-      };
-
-      system.stateVersion = "22.11";
     };
   };
 }