fix(og): match klz exact runner env and logic

lib/og-helper.tsx

@@ -1,37 +1,49 @@
 import { readFileSync } from 'fs';
 import { join } from 'path';
-import { ImageResponse } from 'next/og';
 
 /**
  * Loads the Inter fonts for use in Satori (Next.js OG Image generation).
  * Since we are using runtime = 'nodejs', we can read them from the filesystem.
  */
 export async function getOgFonts() {
-  try {
-    const boldFontData = await fetch(
-      new URL('../public/fonts/Inter-Bold.ttf', import.meta.url)
-    ).then((res) => res.arrayBuffer());
+  const boldFontPath = join(process.cwd(), 'public/fonts/Inter-Bold.woff');
+  const regularFontPath = join(process.cwd(), 'public/fonts/Inter-Regular.woff');
 
-    const regularFontData = await fetch(
-      new URL('../public/fonts/Inter-Regular.ttf', import.meta.url)
-    ).then((res) => res.arrayBuffer());
+  try {
+    console.log(`[OG] Loading fonts: bold=${boldFontPath}, regular=${regularFontPath}`);
+    const boldFontBuffer = readFileSync(boldFontPath);
+    const regularFontBuffer = readFileSync(regularFontPath);
+
+    // Satori (Vercel OG) strictly requires an ArrayBuffer, not a Node Buffer view.
+    const boldFont = boldFontBuffer.buffer.slice(
+      boldFontBuffer.byteOffset,
+      boldFontBuffer.byteOffset + boldFontBuffer.byteLength,
+    );
+    const regularFont = regularFontBuffer.buffer.slice(
+      regularFontBuffer.byteOffset,
+      regularFontBuffer.byteOffset + regularFontBuffer.byteLength,
+    );
+
+    console.log(
+      `[OG] Fonts loaded successfully (${boldFont.byteLength} and ${regularFont.byteLength} bytes)`,
+    );
 
     return [
       {
         name: 'Inter',
-        data: boldFontData,
-        style: 'normal' as const,
+        data: boldFont,
         weight: 700 as const,
+        style: 'normal' as const,
       },
       {
         name: 'Inter',
-        data: regularFontData,
-        style: 'normal' as const,
+        data: regularFont,
         weight: 400 as const,
+        style: 'normal' as const,
       },
     ];
   } catch (error) {
-    console.error(`[OG] Failed to load fonts:`, error);
+    console.error(`[OG] Failed to load fonts from ${process.cwd()}:`, error);
     return [];
   }
 }