decodes a sequence of ASCII characters, decoding is strict as required by RFC 4648 lowercase letters, non alphabet characters, line breaks, uneven length cause errors
0.095dev (2026-02-20 12:42:29 GIT hash dbcc3e4b3d2a59f66230b482cff8f0b018178d77 built by fridi@fzen)
lowercase letters, non alphabet characters, line breaks, uneven length cause errors