Render this badge:

Use the middleware: https://www.val.town/v/substrate/substrateBadgeMiddleware

Or:

Create val
import substrateBadge from "https://esm.town/v/substrate/substrateBadge";

export default async function(req: Request): Promise<Response> {
  const badge = substrateBadge(import.meta.url);
  const html = `
    <h1>Hello, world</h1>
    ${badge}
  `;
  return new Response(html, {
    headers: {
      "Content-Type": "text/html; charset=utf-8",
    },
  });
}