Method subscribe

apps/sim/lib/events/pubsub.ts:127–132

(handler: (event: T) => void)

  }

  subscribe(handler: (event: T) => void): () => void {
    this.emitter.on(this.config.channel, handler)
    return () => {
      this.emitter.off(this.config.channel, handler)
    }
  }

  dispose(): void {
    this.emitter.removeAllListeners()