fix: set upstream in sync handler, cleanup docs around setting up github

Jacky Zhao

2023-12-15 c35818c336e64e43c54766a670e03cd165b59503

 quartz/util/ctx.ts

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