Errors
WaitlistPilot uses standard HTTP response codes.
| Code | Meaning |
|---|---|
| 400 | Bad Request - Missing fields or invalid data. |
| 401 | Unauthorized - Authentication failed or missing. |
| 403 | Forbidden - Limits reached or insufficient permissions. |
| 404 | Not Found - Resource (Project, Signup) does not exist. |
| 422 | Unprocessable - Validation error (e.g. invalid email). |
| 429 | Too Many Requests - Rate limit exceeded. |