docs: fix explorer example (#483)

Ben Schlegel

2023-09-18 0d3cf2922618774fc397dca8cb92fcf76fb0db02

 quartz/util/ctx.ts

@@ -7,6 +7,8 @@
  output: string
  serve: boolean
  port: number
  wsPort: number
  remoteDevHost?: string
  concurrency?: number
}