Function getFromCacheBinary

apps/api/src/controllers/misc.controller.ts:44–55

(
  key: string,
)

// Binary cache functions (more efficient than base64)
async function getFromCacheBinary(
  key: string,
): Promise<{ buffer: Buffer; contentType: string } | null> {
  const redis = getRedisCache();
  const [bufferBase64, contentType] = await Promise.all([
    redis.get(key),
    redis.get(`${key}:ctype`),
  ]);

  if (!bufferBase64 || !contentType) return null;
  return { buffer: Buffer.from(bufferBase64, 'base64'), contentType };
}

async function setToCacheBinary(
  key: string,