/** Agent/Auto Agent/presets always use native ZCode. Claw and direct media modes retain their routes. */
export function shouldUseCanvasAgentRuntime(body: {
  composerMode?: string;
  agentPresetId?: string;
  resumeRunId?: string;
  contextPayload?: { source?: string; projectId?: string };
  message?: { parts?: Array<{ type?: string; text?: string }> };
}) {
  return body.composerMode === "agent" && body.contextPayload?.source === "canvas" && Boolean(body.contextPayload.projectId);
}