feat: support selfhost umami (#764)

* feat: support selfhsot umami

* Update quartz/plugins/emitters/componentResources.ts

Co-authored-by: Aaron Pham <29749331+aarnphm@users.noreply.github.com>

* Update quartz/plugins/emitters/componentResources.ts

Co-authored-by: Aaron Pham <29749331+aarnphm@users.noreply.github.com>

---------

Co-authored-by: Jacky Zhao <j.zhao2k19@gmail.com>
Co-authored-by: Aaron Pham <29749331+aarnphm@users.noreply.github.com>

quartz/cfg.ts

@@ -16,6 +16,7 @@ export type Analytics =
   | {
       provider: "umami"
       websiteId: string
+      host?: string
     }
 
 export interface GlobalConfiguration {

quartz/plugins/emitters/componentResources.ts

@@ -119,7 +119,7 @@ function addGlobalPageResources(
   } else if (cfg.analytics?.provider === "umami") {
     componentResources.afterDOMLoaded.push(`
       const umamiScript = document.createElement("script")
-      umamiScript.src = "https://analytics.umami.is/script.js"
+      umamiScript.src = cfg.analytics.host ?? "https://analytics.umami.is/script.js"
       umamiScript.setAttribute("data-website-id", "${cfg.analytics.websiteId}")
       umamiScript.async = true