v1.2.4: Remove roguelike perks, update bStats to 3.2.1, add new game modes and lpschem system

- Removed roguelike perk system (double jump, magnet, shield, second chance)
- Updated bStats dependency to 3.2.1 with proper relocation
- Changed bStats plugin ID to 29754
- Added new game modes: Speedrun, Gravity Shift, Hardcore
- Implemented .lpschem format with GZIP + JSON compression
- Added JumpValidator for physics-based jump validation
- Added JumpType system (neo-jump, head-hitter, fence, trapdoor, ladder)
- Implemented Ghost system for recording/playback top players
- Added loparkour-vilib as local dependency
- Updated config with new mode settings and removed roguelike section
- Cleaned up TODO.md roadmap

docs/CHANGES.md

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+# Changelog - LoParkour
+
+## Version 1.1.0 (Current)
+
+### Added
+- **Jump Validation System**
+  - Mathematical validation using Pythagorean theorem
+  - Maximum jump distance: 4.5 blocks
+  - Configurable safe ranges for X, Y, Z axes
+  - `JumpValidator` class for precise jump checking
+
+- **Jump Types System**
+  - NEO_JUMP - jumps around fences/walls
+  - HEAD_HITTER - jumps with blocks overhead
+  - FENCE_JUMP - jumps onto fences
+  - TRAPDOOR_JUMP - jumps onto trapdoors
+  - LADDER_JUMP - jumps onto ladders
+  - Each type has difficulty multiplier
+  - Configurable in config.yml
+
+- **Memory Optimization**
+  - Changed history storage from ArrayList to LinkedList
+  - Automatic block cleanup at 20+ blocks distance
+  - Periodic cleanup task every 100 ticks
+  - Configurable cleanup settings
+
+- **New Game Modes**
+  - Speedrun Mode - blocks disappear after 1.5 seconds
+  - Gravity Shift Mode - random potion effects every 10 jumps
+  - Hardcore Mode - full reset on fall with optional reward loss
+
+- **Ghost Mode System**
+  - Records top-3 player movements per mode
+  - Compression (only movements > 0.1 blocks)
+  - Playback using ArmorStand entities
+  - Binary format for efficient storage
+  - Configurable ghost settings
+
+- **Roguelike Perk System**
+  - Double Jump perk (1 use)
+  - Magnet perk (10 jumps, 20% distance reduction)
+  - Second Chance perk (1 use, teleport back 3 blocks)
+  - Shield perk (5 jumps, fall protection)
+  - Rarity system: Common (60%), Rare (30%), Epic (10%)
+  - Bonus blocks every 20 jumps
+
+- **New .lpschem Schematic Format**
+  - JSON + GZIP compression
+  - Palette encoding for optimization
+  - BlockData support (not just Material)
+  - Auto-detect LIME_WOOL (start) and RED_WOOL (end)
+  - Support for BlockDisplay entities
+  - Support for particle effects
+  - Ghost path data storage
+  - Converter from old vilib format
+  - New commands: save, paste, list, reload, convert
+
+### Changed
+- Migrated build system from Maven to Gradle
+- Package renamed to dev.loki.loparkour
+- Improved schematic command structure
+- Updated all mode registrations
+
+### Technical
+- Java 17
+- Spigot API 1.20.4
+- Gradle 8.1.1
+- Added Gson dependency for JSON serialization
+
+---
+
+## Version 1.0.0 (Legacy)
+
+Initial release with basic parkour functionality.