[Unit]
Description=LiteLLM heartbeat — garde chaud le tuyau LiteLLM↔llama-server (anti-502 connexion périmée)
After=litellm.service network-online.target
Wants=litellm.service

[Service]
Type=simple
ExecStart=/usr/local/bin/llm-heartbeat
Restart=always
RestartSec=10
StandardOutput=journal
StandardError=journal
SyslogIdentifier=llm-heartbeat

[Install]
WantedBy=multi-user.target