add site to showcase (#504)

Chad Lee

2023-09-24 95eec5b49db53801e23b4b47778cb0b6153db83f

 quartz/cfg.ts

@@ -12,6 +12,10 @@
      provider: "google"
      tagId: string
    }
  | {
      provider: "umami"
      websiteId: string
    }

export interface GlobalConfiguration {
  pageTitle: string