top layer of reading files

• text - text/plain

• zip - application/zip

• tar - application/x-tar

• rar - application/vnd.rar

• gz - application/gzip

• bz2 - application/x-bzip2

• 7z - application/x-7z-compressed

• xz - application/x-xz

• zstd - application/zstd

• Z - application/x-compress

• iso - application/x-iso9660-image

• lz - application/x-lzip

• a - application/x-unix-archive

• cab - application/vnd.ms-cab-compressed

• docx - application/vnd.openxmlformats-officedocument.wordprocessingml.document

• xlsx - application/vnd.openxmlformats-officedocument.spreadsheetml.sheet

• pdf - application/pdf

• msi - application/x-msi