电子签名，
终于做对了。

# Generate an NDA from a template and send it
curl https://api.bonafidesign.com/v1/envelopes \
  -H "Authorization: Bearer bf_live_…" \
  -H "Idempotency-Key: onboarding-8841" \
  -d '{
    "template": "tpl_mutual_nda",
    "version": "latest",
    "variables": {
      "client": { "name": "Acme Robotics, Inc." },
      "effective_date": "2026-10-13"
    },
    "recipients": [
      { "role": "client", "name": "Jane Doe", "email": "jane@acme.dev" }
    ],
    "external_id": "user_8841",
    "dedupe_on": "external_id"
  }'

import { BonaFide } from '@bona-fide/sdk';

const bf = new BonaFide(process.env.BF_KEY);

const envelope = await bf.envelopes.create({
  template: 'tpl_mutual_nda',
  variables: { client: { name: 'Acme Robotics, Inc.' } },
  recipients: [{ role: 'client', email: 'jane@acme.dev' }],
}, { idempotencyKey: 'onboarding-8841' });

// Mint a 10-minute embedded session when your page renders
const session = await bf.sessions.create({
  envelope: envelope.id,
  recipient: envelope.recipients[0].id,
  mode: 'embedded',
});

<!-- In your app: one tag, no cookies, no redirects -->
<script type="module" src="https://js.bonafidesign.com/v1"></script>

<bf-signing session="{{ session.token }}" theme="auto"></bf-signing>

<script>
  document.querySelector('bf-signing')
    .addEventListener('completed', () => router.push('/welcome'));
</script>