refactor: move logic from standalone funcs to state class

fix: add export for `nestedAttack` and `staticNestedAttack`

docs: add example for nested auth to README

feat: v0.2.6 | Add `recoveryNested` function for @doegox method

docs: add `mfkey32nested` link to README

feat: v0.2.5 | Helper for encrytion process, improved docs

build: remove `if` statement from NPM workflow