feat: add gnome config files

etc/profile.d/environment.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+if [ "$XDG_SESSION_TYPE" = "wayland" ]; then
+	export QT_QPA_PLATFORM=wayland
+	export MOZ_ENABLE_WAYLAND=1
+fi
+
+# Set some other environment variables
+export QT_STYLE_OVERRIDE=kvantum

etc/skel/.xinitrc

@@ -0,0 +1,22 @@
+#!/bin/bash
+#
+# ~/.xinitrc
+#
+# Executed by startx (run your window manager from here)
+userresources=$HOME/.Xresources
+usermodmap=$HOME/.Xmodmap
+sysresources=/etc/X11/xinit/.Xresources
+sysmodmap=/etc/X11/xinit/.Xmodmap
+
+# Xinitrc.d
+if [ -d /etc/X11/xinit/xinitrc.d ] ; then
+    for f in /etc/X11/xinit/xinitrc.d/?*.sh ; do
+        [ -x "$f" ] && . "$f"
+    done
+    unset f
+fi
+
+# Start GNOME session
+export XDG_SESSION_TYPE=x11
+export GDK_BACKEND=x11
+exec gnome-session