~~cl0ses #51~~
~~cl0ses #93~~
~~cl0ses #98~~
~~cl0ses #150~~
another change in this PR: the Deck and DeckNode classes now use manual memory management.
Reviewed-on: https://codeberg.org/StreamGraph/StreamGraph/pulls/151
Co-authored-by: Lera Elvoé <yagich@poto.cafe>
Co-committed-by: Lera Elvoé <yagich@poto.cafe>