Function logEvent

src/services/api/promptCacheBreakDetection.test.ts:21–26

(eventName, metadata)

function installAnalyticsSink(): void {
  attachAnalyticsSink({
    logEvent(eventName, metadata) {
      events.push({
        eventName,
        metadata: { ...metadata } as Record<string, unknown>,
      })
    },
    async logEventAsync(eventName, metadata) {
      events.push({
        eventName,