v6.38.0

Enhancements

• Added appHangCallback support to attach custom diagnostic context before an app hang is persisted.
  #1953

• Added fileBackupSupport configuration to control whether SDK-managed storage paths are included in or excluded from device backups.
  #1943

Bug Fixes

• Fixed incorrect C++ exception stack traces on iOS by using thread_local state and an atomic install flag to prevent races across concurrent throws.
  #1955

• Fixed an NSGenericException crash caused by a race between error capture and concurrent global metadata updates.
  #1952