add config to components

quartz/components/PageTitle.tsx

@@ -1,9 +1,11 @@
 import { resolveToRoot } from "../path"
-import { QuartzComponentProps } from "./types"
+import { QuartzComponentConstructor, QuartzComponentProps } from "./types"
 
-export default function({ cfg, fileData }: QuartzComponentProps) {
+function PageTitle({ cfg, fileData }: QuartzComponentProps) {
   const title = cfg.siteTitle
   const slug = fileData.slug!
   const baseDir = resolveToRoot(slug)
   return <h1><a href={baseDir}>{title}</a></h1>
 }
+
+export default (() => PageTitle) satisfies QuartzComponentConstructor