fix: make chicken-dashboard.service dynamic, add install_service.sh, and add sibling VIDEOS startup checks

install_service.sh

@@ -0,0 +1,45 @@
+#!/bin/bash
+# Portable Systemd Service Installer for Chicken Counter Dashboard
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+CURRENT_USER="$(id -un)"
+SERVICE_NAME="chicken-dashboard.service"
+
+echo "=== Chicken Dashboard Service Installer ==="
+echo "Target User: $CURRENT_USER"
+echo "Project Dir: $SCRIPT_DIR"
+
+# Check if user wants user-level systemd (no root required) or system-level systemd
+USER_SERVICE_DIR="$HOME/.config/systemd/user"
+mkdir -p "$USER_SERVICE_DIR"
+
+cat <<EOF > "$USER_SERVICE_DIR/$SERVICE_NAME"
+[Unit]
+Description=Chicken Counter Live Dashboard
+After=network.target
+
+[Service]
+Type=simple
+WorkingDirectory=$SCRIPT_DIR
+ExecStart=$SCRIPT_DIR/start_dashboard.sh
+Restart=always
+RestartSec=5
+Environment=PYTHONUNBUFFERED=1
+Environment=PORT=8080
+
+[Install]
+WantedBy=default.target
+EOF
+
+echo ""
+echo "✅ Installed user service to: $USER_SERVICE_DIR/$SERVICE_NAME"
+echo ""
+echo "To enable and start the dashboard service (runs on boot without sudo):"
+echo "  systemctl --user daemon-reload"
+echo "  systemctl --user enable --now $SERVICE_NAME"
+echo "  loginctl enable-linger $CURRENT_USER   # Ensures service runs even if logged out"
+echo ""
+echo "To check status:"
+echo "  systemctl --user status $SERVICE_NAME"
+echo ""