Edge Functions

Generating OG Images

Generate Open Graph images with Deno and Supabase Edge Functions. View on GitHub.

Code

Create a handler.tsx file to construct the OG image in React:

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import React from 'https://esm.sh/react@18.2.0'import { ImageResponse } from 'https://deno.land/x/og_edge@0.0.4/mod.ts'export default function handler(req: Request) {  return new ImageResponse(    (      <div        style={{          width: '100%',          height: '100%',          display: 'flex',          alignItems: 'center',          justifyContent: 'center',          fontSize: 128,          background: 'lavender',        }}      >        Hello OG Image!      </div>    )  )}

Create an index.ts file to execute the handler on incoming requests:

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import handler from './handler.tsx'console.log('Hello from og-image Function!')Deno.serve(handler)