Send with Cloudflare Workers

import { Rewrite } from '@rewritetoday/sdk';

export interface Env {
  REWRITE_API_KEY: string;
}

export default {
  async fetch(request: Request, env: Env): Promise<Response> {
    if (request.method !== 'POST') {
      return Response.json(
        {
          ok: false,
          error: {
            code: 'METHOD_NOT_ALLOWED',
            message: 'Method not allowed.'
          }
        },
        { status: 405 }
      );
    }

    const rewrite = new Rewrite(env.REWRITE_API_KEY);
    const body = await request.json().catch(() => ({}));
    const { to, message } = body as { to?: string; message?: string };

    if (!to || !message) {
      return Response.json(
        {
          ok: false,
          error: {
            code: 'INVALID_REQUEST',
            message: '`to` and `message` are required.'
          }
        },
        { status: 400 }
      );
    }

    const { data, error } = await rewrite.messages.send({
      to,
      content: message,
      tags: [
        {
       		name: 'source',
         	value: 'cloudflare-worker'
        },
      ],
    });

    if (error) {
      return Response.json(
        {
          ok: false,
          error: {
            code: 'SMS_SEND_FAILED',
            message: 'Failed to send SMS.',
            detailed: error,
          }
        },
        { status: 422 }
      );
    }

    return Response.json({ ok: true, data }, { status: 200 });
  },
};