The first update

The following has been added to the game: - the random appearance of keys required to complete the game; - new door opening mechanics; - spotlight; - adjust mouse sensitivity; - improved effects on the character's camera; - changed shaders for materials;

In addition, the size of the bunker was increased. Added a new room that was previously closed as well as a new corridor with 3 new rooms. After all the work was done, work was done to optimize the game. 2 more optimizations are planned in the future.