Function createSession

design/src/session.ts:36–54

(
  responseId: string,
  brief: string,
  outputPath: string,
)

 * Create a new session after initial generation.
 */
export function createSession(
  responseId: string,
  brief: string,
  outputPath: string,
): DesignSession {
  const id = createSessionId();
  const session: DesignSession = {
    id,
    lastResponseId: responseId,
    originalBrief: brief,
    feedbackHistory: [],
    outputPaths: [outputPath],
    createdAt: new Date().toISOString(),
    updatedAt: new Date().toISOString(),
  };

  fs.writeFileSync(sessionPath(id), JSON.stringify(session, null, 2), { mode: 0o600 });
  return session;
}

/**
 * Read an existing session from disk.