Crossbattle v5.6 / Port from Java

1. The player's code has been redesigned.
2. The gunsHold system has been removed.
3. The commands that were used in the gunsHold event and were written inside the player have been transferred to the addon_tick function.
4. Animation controllers and animations related to weapons have been removed from the behavior pack.
5. All reload systems have been migrated to scripts.
6. Extra script lines have been removed.
7. Redesigned head rotation during aiming animation.
8. Redesigned animations of running from the 1st person.
9. Removed the activation of the addon_tick function from the script tickSystem.js .
10. The addon_tick function is now triggered every tick using the tick file.json in the functions folder.
11. The animation controllers, player, and armor stand code has been slightly redesigned - variable and query values have been shortened to v and q, respectively. Example: it was - variable.fnx45; it became - v.fnx45.
12. The shaking of the screen when shooting has been reduced.