Initial Das OS 0.1.0: Void Linux live ISO with Xfce

- xbps-src templates: das-theme (adw-gtk3-based GTK themes, generated
  xfwm4 frames, wallpapers, logo), das-settings (Xfce, panel, LightDM
  defaults in /etc/xdg/das), adw-gtk3 and font-jetbrains-mono
- void-mklive profile in live/: packages, runit services, rootfs overlay,
  Ukrainian locale, live user with autologin
- Void builder container, build scripts, QEMU runner and Makefile
- Bilingual README with screenshots

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

srcpkgs/das-settings/files/xfconf/xfce4-terminal.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<channel name="xfce4-terminal" version="1.0">
+  <property name="font-use-system" type="bool" value="false"/>
+  <property name="font-name" type="string" value="JetBrains Mono 11"/>
+  <property name="misc-default-geometry" type="string" value="110x32"/>
+  <property name="misc-menubar-default" type="bool" value="false"/>
+  <property name="scrolling-unlimited" type="bool" value="true"/>
+  <property name="color-use-theme" type="bool" value="false"/>
+  <property name="color-foreground" type="string" value="#e3e6ec"/>
+  <property name="color-background" type="string" value="#1e222a"/>
+  <property name="color-cursor" type="string" value="#ffd23f"/>
+  <property name="color-cursor-use-default" type="bool" value="false"/>
+  <property name="color-palette" type="string" value="#2b2f38;#e0464c;#7ec16e;#f2c230;#4f86ec;#b07ee8;#4fb8c9;#c8ccd4;#4a505d;#ff6b70;#98d68a;#ffd23f;#7aa7f5;#c9a0f2;#72cfdc;#ffffff"/>
+</channel>