Add scripts to kill and restart all processes

scripts/kill-all.sh

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+#!/bin/bash
+set -e
+
+echo "Killing all infoscreen processes..."
+
+# Kill simclient.py
+if pgrep -f "python3.*simclient.py" > /dev/null; then
+    pkill -f "python3.*simclient.py"
+    echo "✓ Killed simclient.py"
+else
+    echo "✗ simclient.py not running"
+fi
+
+# Kill display_manager.py
+if pgrep -f "python3.*display_manager.py" > /dev/null; then
+    pkill -f "python3.*display_manager.py"
+    echo "✓ Killed display_manager.py"
+else
+    echo "✗ display_manager.py not running"
+fi
+
+# Kill any lingering Impressive processes
+if pgrep -f "Impressive" > /dev/null; then
+    pkill -f "Impressive" || true
+    echo "✓ Killed Impressive"
+fi
+
+# Kill any lingering chromium/chrome processes started by display_manager
+if pgrep -f "chromium.*--kiosk" > /dev/null; then
+    pkill -f "chromium.*--kiosk" || true
+    echo "✓ Killed Chromium kiosk"
+fi
+
+# Kill any lingering VLC processes
+if pgrep -f "vlc" > /dev/null; then
+    pkill -f "vlc" || true
+    echo "✓ Killed VLC"
+fi
+
+sleep 1
+echo "All processes terminated."

scripts/restart-all.sh

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+#!/bin/bash
+set -e
+
+cd "$(dirname "$0")/.."
+
+echo "Restarting infoscreen services..."
+
+# Kill existing processes first
+./scripts/kill-all.sh
+
+sleep 2
+
+# Load .env for environment variables
+if [ -f .env ]; then
+	set -a
+	source .env
+	set +a
+fi
+
+# Create log directory if it doesn't exist
+mkdir -p logs
+
+# Start simclient.py with nohup (persists after SSH disconnect)
+echo "Starting simclient.py..."
+nohup ./scripts/start-dev.sh > logs/simclient.log 2>&1 &
+SIMCLIENT_PID=$!
+echo "✓ simclient.py started (PID: $SIMCLIENT_PID)"
+
+# Start display_manager.py with nohup (persists after SSH disconnect)
+echo "Starting display_manager.py..."
+nohup ./scripts/start-display-manager.sh > logs/display_manager.log 2>&1 &
+DISPLAY_PID=$!
+echo "✓ display_manager.py started (PID: $DISPLAY_PID)"
+
+echo ""
+echo "Both services are running and will persist after SSH disconnect."
+echo ""
+echo "Monitor logs:"
+echo "  tail -f logs/simclient.log"
+echo "  tail -f logs/display_manager.log"
+echo ""
+echo "Kill processes:"
+echo "  ./scripts/kill-all.sh"