feat: make og images an emitter to properly await image generation (#1826)

* checkpoint

* make emitters async generators

* fix

* custom font spec

* replace spinner, use disk cache for fonts

* use readline instead

* make og images look nice

quartz.config.ts

@@ -19,7 +19,6 @@ const config: QuartzConfig = {
     baseUrl: "quartz.jzhao.xyz",
     ignorePatterns: ["private", "templates", ".obsidian"],
     defaultDateType: "created",
-    generateSocialImages: true,
     theme: {
       fontOrigin: "googleFonts",
       cdnCaching: true,
@@ -88,6 +87,7 @@ const config: QuartzConfig = {
       Plugin.Assets(),
       Plugin.Static(),
       Plugin.NotFoundPage(),
+      Plugin.CustomOgImages(),
     ],
   },
 }