how encode decode like with python3 struct.pack struct.unpack in yaml

[hktalent]

@ehsandeep
how encode decode int to little-endian big-endian uint16 uint32

more see
https://docs.python.org/3/library/struct.html

thanks

[ehsandeep]

@hktalent this is being worked on here - projectdiscovery/dsl#16

[hktalent]

@ehsandeep That's great. Thank you very much