CRN Backpack Navigator & World Map

## v2.5.0

### ⭐ First Stable Release
- First stable version of CRN Backpack Navigator & World Map
- Core functionality is now working reliably
- World Map and CRN Navigator are fully usable
- This version establishes the stable foundation for future features

### Major Update
- Integrated client-side World Map
- Added terrain rendering from the current Minecraft world
- Added 127 × 127 terrain cache
- Added map zoom
- Added map panning
- Added current player position
- Added local waypoint system
- Added waypoint creation and deletion
- Added waypoint labels
- Added local waypoint storage
- Added configurable World Map hotkey
- Default World Map key: M

### CRN Navigator
- Added configurable hotkey for the Create Railways Navigator
- Default CRN Navigator key: N
- Navigator can be opened without holding the Navigator item
- Added Sophisticated Backpacks integration
- Added detection of equipped Sophisticated Backpacks
- Added support for Sophisticated Backpacks' own backpack inventory API
- N only works during normal gameplay
- Navigator hotkey is disabled while GUIs and menus are open

### Controls
- M = World Map
- N = Create Railways Navigator
- Both keybinds are configurable in Minecraft's Controls menu

### World Map Stability
- Fixed World Map cache dimensions
- Expanded terrain cache to 127 × 127 blocks
- Corrected map center offset
- Fixed World Map hotkey handling
- Fixed client tick event handling
- Retained terrain rendering, zoom, panning and player tracking
- Added persistent local waypoints

### Compatibility
- Minecraft 1.20.1
- Forge 47.4.2
- Java 17
- Client-side

### Technical
- Rebuilt using the official ForgeGradle / Forge MDK setup
- Removed the previous bytecode-patching approach
- Uses proper Forge 1.20.1 mappings
- No Xaero code or assets included
- Independent World Map implementation
- CRN Navigator functionality retained

### Bug Fixes
- Fixed World Map not opening with M
- Fixed CRN Navigator not opening with N
- Fixed Sophisticated Backpack detection
- Fixed equipped Backpack detection
- Fixed runtime Minecraft mapping issues from previous builds
- Improved client-side event handling
- Various stability and compatibility fixes