feat: refactor sgclaw around zeroclaw compat runtime

third_party/zeroclaw/scripts/browser/start-vnc.sh

@@ -0,0 +1,52 @@
+#!/bin/bash
+# Start virtual display with VNC access for browser GUI
+# Usage: ./start-vnc.sh [display_num] [vnc_port] [novnc_port] [resolution]
+
+set -e
+
+DISPLAY_NUM=${1:-99}
+VNC_PORT=${2:-5900}
+NOVNC_PORT=${3:-6080}
+RESOLUTION=${4:-1920x1080x24}
+
+echo "Starting virtual display :$DISPLAY_NUM at $RESOLUTION"
+
+# Kill any existing sessions
+pkill -f "Xvfb :$DISPLAY_NUM" 2>/dev/null || true
+pkill -f "x11vnc.*:$DISPLAY_NUM" 2>/dev/null || true
+pkill -f "websockify.*$NOVNC_PORT" 2>/dev/null || true
+sleep 1
+
+# Start Xvfb (virtual framebuffer)
+Xvfb :$DISPLAY_NUM -screen 0 $RESOLUTION -ac &
+XVFB_PID=$!
+sleep 1
+
+# Set DISPLAY
+export DISPLAY=:$DISPLAY_NUM
+
+# Start window manager
+fluxbox -display :$DISPLAY_NUM 2>/dev/null &
+sleep 1
+
+# Start x11vnc
+x11vnc -display :$DISPLAY_NUM -rfbport $VNC_PORT -forever -shared -nopw -bg 2>/dev/null
+sleep 1
+
+# Start noVNC (web-based VNC client)
+websockify --web=/usr/share/novnc $NOVNC_PORT localhost:$VNC_PORT &
+NOVNC_PID=$!
+
+echo ""
+echo "==================================="
+echo "VNC Server started!"
+echo "==================================="
+echo "VNC Direct:  localhost:$VNC_PORT"
+echo "noVNC Web:   http://localhost:$NOVNC_PORT/vnc.html"
+echo "Display:     :$DISPLAY_NUM"
+echo "==================================="
+echo ""
+echo "To start a browser, run:"
+echo "  DISPLAY=:$DISPLAY_NUM google-chrome &"
+echo ""
+echo "To stop, run: pkill -f 'Xvfb :$DISPLAY_NUM'"