fix CodePreview shiki dynamic load for frameworks like Next.js

app/src/ui/components/code/CodePreview.tsx

@@ -1,6 +1,6 @@
 import { useEffect, useState } from "react";
 import { useTheme } from "ui/client/use-theme";
-import { cn } from "ui/lib/utils";
+import { cn, importDynamicBrowserModule } from "ui/lib/utils";
 
 export type CodePreviewProps = {
    code: string;
@@ -30,8 +30,10 @@ export const CodePreview = ({
       async function highlightCode() {
          try {
             // Dynamically import Shiki from CDN
-            // @ts-expect-error - Dynamic CDN import
-            const { codeToHtml } = await import("https://esm.sh/shiki@3.13.0");
+            const { codeToHtml } = await importDynamicBrowserModule(
+               "shiki",
+               "https://esm.sh/shiki@3.13.0",
+            );
 
             if (cancelled) return;
 

app/src/ui/lib/utils.ts

@@ -3,3 +3,30 @@ import { type ClassNameValue, twMerge } from "tailwind-merge";
 export function cn(...inputs: ClassNameValue[]) {
    return twMerge(inputs);
 }
+
+/**
+ * Dynamically import a module from a URL in the browser in a way compatible with all react frameworks (nextjs doesn't support dynamic imports)
+ */
+export async function importDynamicBrowserModule<T = any>(name: string, url: string): Promise<T> {
+   if (!(window as any)[name]) {
+      const script = document.createElement("script");
+      script.type = "module";
+      script.async = true;
+      script.textContent = `import * as ${name} from '${url}';window.${name} = ${name};`;
+      document.head.appendChild(script);
+
+      // poll for the module to be available
+      const maxAttempts = 50; // 5s
+      let attempts = 0;
+      while (!(window as any)[name] && attempts < maxAttempts) {
+         await new Promise((resolve) => setTimeout(resolve, 100));
+         attempts++;
+      }
+
+      if (!(window as any)[name]) {
+         throw new Error(`Browser module "${name}" failed to load`);
+      }
+   }
+
+   return (window as any)[name] as T;
+}