Based on the provided functional specification, generate a complete set of technical API documentation. The documentation must include: 1) Endpoint definitions with HTTP methods and paths. 2) Detailed request parameter descriptions, validation rules, and data types. 3) Response schemas for both success and error states. 4) Use cases and example payloads for cURL. 5) A section on rate limiting, authentication, and versioning strategies. Ensure the tone is professional, concise, and developer-focused.