Static generation fixes (#292)

* add error handler for creating dist folder

* fix favicon in generated files

* add option for generating pages inside separate folders

* fix favicon problem

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Co-authored-by: Peter Savchenko <specc.dev@gmail.com>

fix(ui): broken sidebar, table of content and header on linux (#315)

* move squircle to only to active and hover states

* fix hover

* fix squircle in header

* fix toc

* rm redundant line

Merge pull request #287 from codex-team/fix-fixed-sidebar

Fix sidebar and table of contents position

Merge pull request #278 from codex-team/v2

CodeX Docs v2.0.0 🤩

change default favicon

test another pipeline

test another pipeline

test another pipeline