Phase 6 Complete: Systemd Service Creation

- Created systemd/sensorpajen.service user service unit
  - Uses %h for portability across systems
  - Loads environment from EnvironmentFile
  - Auto-restart with bluetooth capabilities
  - Comprehensive security settings

- Created systemd/README.md
  - Installation instructions
  - Service management commands
  - Troubleshooting guide
  - Log viewing examples

- Updated ROADMAP.md to mark Phase 6 complete

systemd/sensorpajen.service

@@ -0,0 +1,30 @@
+[Unit]
+Description=Sensorpajen - Bluetooth Temperature Sensor Monitor
+Documentation=https://github.com/yourusername/sensorpajen
+After=network.target bluetooth.target
+Wants=bluetooth.target
+
+[Service]
+Type=simple
+WorkingDirectory=%h/sensorpajen
+EnvironmentFile=%h/sensorpajen/config/sensorpajen.env
+ExecStart=%h/sensorpajen/.venv/bin/python -m sensorpajen.main
+Restart=always
+RestartSec=10
+
+# Bluetooth capabilities (alternative to setcap)
+# Note: This requires systemd to be run with proper permissions
+# If this doesn't work, use setcap on the Python binary instead
+#AmbientCapabilities=CAP_NET_RAW CAP_NET_ADMIN
+
+# Logging
+StandardOutput=journal
+StandardError=journal
+SyslogIdentifier=sensorpajen
+
+# Security
+NoNewPrivileges=true
+PrivateTmp=true
+
+[Install]
+WantedBy=default.target