New vehicle "M15/42" and Customizable key bindings

🚀 0.9.86.14b Update Announcement

• New vehicle "M15/42": An Italian medium tank armed with a 47 mm cannon, featuring very balanced overall stats.
• Added the elite version of the M15/42, equipped with additional track armor. It can summon a random Panzer IV ally and has an exclusive skill, "Meal Command", which restores 2 crew members to itself and nearby allies.
• Added customizable key bindings in the game settings.
• You can now assign separate keys for each weapon: Main Weapon, Secondary Weapon 1, and Secondary Weapon 2. These can be configured in the key binding settings.
• Optimized the game to reduce GPU usage and improve frame rate.
• Fixed transparency clipping issues on some vehicle textures.
• Added new hit effects for machine guns, autocannons, and HEAT shells.
• Fixed an issue where dragging Live illustrations would instantly reset their position.

💡 This is a Beta update. Please participate in testing by right-clicking on the game in Steam, selecting "Properties" → "Betas" → "Beta Participation". Once everything is stable, it will be released to the default branch.