Method is_valid

src/langfuse/tracer.cpp:167–170

Tracer::~Tracer() = default;

bool Tracer::is_valid() const {
  return !config_.host.empty() && !config_.public_key.empty() &&
         !config_.secret_key.empty();
}

Tracer::HttpState& Tracer::http_state() {
  // Caller must hold mu_.