feat(explorer): implement `map` fn argument

Ben Schlegel

2023-09-16 3d8c470c0d298f720614318fb4c14575e72bbd2e

 quartz/util/ctx.ts

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