Bind an approved prospect conversion

Required scopes: prospects:read, prospects:write, applications:write

Binds the approved conversion. An unavailable Prospect returns 404 prospect_not_found with param: prospect_id; an unavailable target Job Posting returns 404 job_posting_not_found with param: job_posting_id.

Example (curl):

curl -X POST https://api.yardstick.team/v1/prospects/pro_abc123/actions/convert_to_application/bind \
  -H 'Authorization: Bearer ys_sk_live_…' \
  -H 'Content-Type: application/json' \
  -H 'Idempotency-Key: 7c3a…' \
  -d '{"job_posting_id":"jp_xyz789","binding":{"preview_hash":"…","approved_action_key":"prospect.convert_to_application","approved_input_hash":"…","approved_idempotency_key":"7c3a…","resource_version_precondition":"2026-08-18T00:00:00.000Z"}}'

Example (TypeScript):

await fetch("https://api.yardstick.team/v1/prospects/pro_abc123/actions/convert_to_application/bind", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.YS_API_KEY}`,
    "Content-Type": "application/json",
    "Idempotency-Key": "7c3a…",
  },
  body: JSON.stringify({
    job_posting_id: "jp_xyz789",
    binding: {
      preview_hash: "…",
      approved_action_key: "prospect.convert_to_application",
      approved_input_hash: "…",
      approved_idempotency_key: "7c3a…",
      resource_version_precondition: "2026-08-18T00:00:00.000Z",
    },
  }),
});