Add embedded gists & JSON gist data/metadata (#179)

vite.config.js

@@ -9,7 +9,13 @@ export default defineConfig({
         assetsDir: 'assets',
         manifest: true,
         rollupOptions: {
-            input: ['./public/main.ts', './public/editor.ts', './public/admin.ts', './public/gist.ts']
+            input: [
+                './public/main.ts',
+                './public/editor.ts',
+                './public/admin.ts',
+                './public/gist.ts',
+                './public/embed.ts'
+            ]
         },
         assetsInlineLimit: 0,
     }