'Pear' GongEn v0.1.1

feat: rsa cryptosystem; base64 codec

feat: flexible values; stack container

feat: common components in ecs (props and name)

feat: built-in shader resource handling

feat: resource handlers and their implementatino in imgui

feat: simplified feh usage (helper functions)

feat: additional utility functions in containers and math

fix: build system patches

fix: gsf issues

'Pear' GongEn v0.1.0