fix(gzip): Improve gzip streaming decompression, archive analysis and unpacking; add gzip tests

ts/00_commitinfo_data.ts

@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@push.rocks/smartarchive',
-  version: '4.2.0',
+  version: '4.2.1',
   description: 'A library for working with archive files, providing utilities for compressing and decompressing data.'
 }