Function mediaFallbackText

quote/quote.ts:487–496

(msg: Api.Message)

      `- 组合示例`,
      [
        `<code>${cmd} r 3</code>`,
        `<code>${cmd} stories #231d2b/#372e44</code>`,
        `<code>${cmd} image r hidden scale 3</code>`,
        `<code>${cmd} help</code> - 显示本帮助`,
      ].join("\n"),
    ),
  ].join("\n");
}

function asBigInt(value: any): bigint | undefined {
  if (value === undefined || value === null) return undefined;
  try { return BigInt(value.value ?? value); } catch (_) { return undefined; }
}