Added player damage, invulnerability frames, knockback, and death handling. Enemies stop attacking after player death and player controls are disabled. Added a persistent three-life system with ambulance cutscenes after the first two deaths and a final Game Over cutscene after the third death.
- Added Demon enemy scene with detection, pursuit, attack, hurt, and death states
- Configured Demon collision layers, detection area, and attack hitbox
- Fixed Demon movement to pursue player horizontally and attack at close range
- Allowed enemy/player overlap for melee combat encounters
- Added enemy damage and death handling
- Added knockback system for enemies when hit
- Fixed player punch hitbox positioning based on facing direction
- Corrected directional melee attacks so enemies can be hit from both left and right sides
- Fixed collision mask issues affecting floors and enemy detection
- Improved memory piece pickup interaction to support button-based collection
- Continued testing and debugging combat interactions in Graveyard and Demon levels
- Created Demon enemy scene with animations
- Implemented demon AI, detection, pursuit, attack, and damage systems
- Adjusted enemy collision layers to allow flying enemies to overlap the player
- Added and tested combat encounters in Demon Race and Graveyard memory levels
