// PM2 Ecosystem File — `pm2 start deploy/ecosystem.config.cjs`
// Manages the fable-agent daemon, auto-restarts, and log rotation.

module.exports = {
  apps: [{
    name: "fable-agent",
    script: "dist/index.js",
    args: "daemon start",
    cwd: "/opt/fable-agent",
    node_args: "--max-old-space-size=4096",

    // Restart behavior
    autorestart: true,
    max_restarts: 10,
    restart_delay: 30000,
    exp_backoff_restart_delay: 100,

    // Logging
    out_file: "LOGS/pm2-out.log",
    error_file: "LOGS/pm2-err.log",
    log_date_format: "YYYY-MM-DD HH:mm:ss Z",
    merge_logs: true,

    // Max memory before restart
    max_memory_restart: "4G",

    // Environment
    env: {
      NODE_ENV: "production",
      FABLE_DATA_DIR: "/var/lib/fable-agent",
    },
    env_file: "/etc/fable-agent.env",

    // Graceful shutdown
    kill_timeout: 10000,
    listen_timeout: 5000,

    // Watch for config changes
    watch: ["CONFIG.md"],
    watch_delay: 10000,
  }],
};