* the mod was splited in the past due the dependencies.. but now
the new code determines if are loaded or not, and also manages
if the dependency are satifased or no.. this is just a
only one init lua file so manage in external repo its nonsense..
* remove stupid things of luacheck provided by BuckarooBanzay
not necesary for a simple mod
* Use mod.conf for (soft) dependencies and description.
* Deletes deprecated `depends.txt` and `description.txt`.
* Add GitHub workflow to LuaCheck the code
* Fix minor LuaCheck warnings
