State machine ptr to ref (#669)

* Format state_machine related files

* Switch from pointer to reference for state machine

References should always be preferred if possible.

Create plantuml from StateMachine (#667)

Add ATOS state machine UML diagram (#668)

Add clang-format and ruff (#666)

Co-authored-by: Mats Nilsson <[email protected]>

Migrate to Boost SML state machine (#661)

Migrate ObjectControlState to boost::sml

Merge pull request #665 from RI-SE/increase_strt_time_stamp

Add half second to object start times

Merge pull request #659 from RI-SE/fix_affix_dependencies_for_nicegui

affix versions in requirements file

Merge pull request #657 from RI-SE/start_timestamp_update

Start timestamp update

Merge pull request #656 from RI-SE/fix_reset_started_flag

Reset started flag

Merge pull request #655 from RI-SE/fix_start_on_longitudinal_action

Start on more xosc actions