}

}

/** Update only lastSeq on the persisted session. */

export function updateLastSeq(accountId: string, lastSeq: number): void {

const existing = loadSession(accountId);

if (existing?.sessionId) {

saveSession({ ...existing, lastSeq });

}

}

/** Load all saved sessions from disk. */

export function getAllSessions(): SessionState[] {

const sessions = new Map<string, SessionState>();

return { channel: "tlon", messageId: `${fromShip}/${sentAt}` };

}

export function buildMediaText(text: string | undefined, mediaUrl: string | undefined): string {

const cleanText = text?.trim() ?? "";

const cleanUrl = mediaUrl?.trim() ?? "";

if (cleanText && cleanUrl) {

return `${cleanText}\n${cleanUrl}`;

}

if (cleanUrl) {

return cleanUrl;

}

return cleanText;

}

/**

* Build a story with text and optional media (image)

*/

.map((annotation) => annotation.url as string);

}

export const XAI_RESPONSES_BASE_URL = "https://api.x.ai/v1";

const XAI_RESPONSES_BASE_URL = "https://api.x.ai/v1";

export const XAI_RESPONSES_ENDPOINT = `${XAI_RESPONSES_BASE_URL}/responses`;

function trimString(value: unknown): string | undefined {