[2.0.9] Defense Mode Rework, Visual Fixes & Stability Improvements — Easy Red 2 Steam update #830145

This update reworks the Defense game mode, improves aircraft AI, introduces a new main menu notification system, and includes several visual, audio, and stability fixes. Defense Mode • Reworked the overall behavior and balance of Defense mode. • Captured objectives now have a greater impact on ticket drain speed. • Defender tickets now scale more appropriately with unit count. • Ticket gains between phases now adjust slightly based on the remaining tickets, providing better automatic balance. • Attackers will move between objectives more frequently instead of remaining on already captured positions. Vehicles and Aircraft • Fixed several texture issues on the Marder II and Panzer II. • Fixed the Hetzer tracks missing their destroyed-state effect. • Fixed an issue that could cause aircraft machine-gun sounds to continue playing indefinitely. • Fixed aircraft machine-gun sounds becoming dis...