interface Env { VOICE_TOKEN: string; } export const onRequest: PagesFunction = async (context) => { try { const res = await fetch('https://api.assemblyai.com/v2/realtime/token', { method: 'POST', body: JSON.stringify({expires_in: 3600}), headers: {authorization: context.env.VOICE_TOKEN} }); const response = await res.json(); return new Response(JSON.stringify(response), {status: 200}); } catch (error) { return new Response(error.message, {status: 500}); } }