Function batchDeltaByBytes

src/services/teamMemorySync/index.ts:426–460

(
  delta: Record<string, string>,
)

 * is above our soft cap but below the gateway's observed real threshold).
 */
export function batchDeltaByBytes(
  delta: Record<string, string>,
): Array<Record<string, string>> {
  const keys = Object.keys(delta).sort()
  if (keys.length === 0) return []

  // Fixed overhead for `{"entries":{}}` — each entry then adds its marginal
  // bytes.  jsonStringify (≡ JSON.stringify under the hood) on the raw
  // strings handles escaping so the count matches what axios serializes.
  const EMPTY_BODY_BYTES = Buffer.byteLength('{"entries":{}}', 'utf8')
  const entryBytes = (k: string, v: string): number =>
    Buffer.byteLength(jsonStringify(k), 'utf8') +
    Buffer.byteLength(jsonStringify(v), 'utf8') +
    2 // colon + comma (comma over-counts by 1 on the last entry; harmless slack)

  const batches: Array<Record<string, string>> = []
  let current: Record<string, string> = {}
  let currentBytes = EMPTY_BODY_BYTES

  for (const key of keys) {
    const added = entryBytes(key, delta[key]!)
    if (
      currentBytes + added > MAX_PUT_BODY_BYTES &&
      Object.keys(current).length > 0
    ) {
      batches.push(current)
      current = {}
      currentBytes = EMPTY_BODY_BYTES
    }
    current[key] = delta[key]!
    currentBytes += added
  }
  batches.push(current)
  return batches
}

async function uploadTeamMemory(
  state: SyncState,