{
  "context": "This criteria evaluates how well the engineer uses PostHog's synchronous mode capabilities to handle event tracking in serverless/short-lived execution environments. The focus is specifically on proper client configuration for synchronous operation and lifecycle management.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Client initialization",
      "description": "Initializes a PostHog client using posthog.Client() or similar initialization method. The client should be initialized at module level or in a way that persists across invocations (not recreated on each handler call).",
      "max_score": 15
    },
    {
      "name": "Synchronous mode enabled",
      "description": "Configures the PostHog client with sync_mode=True to ensure events are sent immediately in the calling thread rather than queued for background processing.",
      "max_score": 35
    },
    {
      "name": "Event capture",
      "description": "Uses posthog.capture() or client.capture() to track events with the user_id (as distinct_id), action (as event name), and metadata (as properties).",
      "max_score": 20
    },
    {
      "name": "Proper cleanup",
      "description": "Calls posthog.shutdown() or client.shutdown() after capturing events to flush any queued events and properly close connections before the function returns.",
      "max_score": 25
    },
    {
      "name": "API key configuration",
      "description": "Provides the project_api_key parameter when initializing the client (even if using a placeholder or environment variable).",
      "max_score": 5
    }
  ]
}