add changelog

Author: Velfi

CHANGELOG.md

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+# Changelog
+
+## [v2.0.0-beta.1]
+
+### Added
+- Moved LUTs into src directory
+- Added GitHub release workflow for automated releases
+- Added gradient system with multiple types (radial, linear, etc.)
+- Added LUT preview in color scheme selector
+- Added fine control buttons for all numeric settings
+- Added keyboard shortcut (/) to toggle UI
+- Added FPS display
+- Added randomize settings button
+
+### Changed
+- Refactored gradient system to use enum-based type selection
+- Improved UI layout and responsiveness
+- Removed custom presets and simplified preset management
+- Updated default settings and presets
+- Cleaned up code formatting and structure
+- Removed unused font file
+
+### Fixed
+- Fixed various UI bugs and edge cases
+- Fixed buffer binding sizing
+
+## [2025-05-16]
+
+### Added
+- Added example images
+- Added license field
+- Added text overlay with simulation stats and help text
+- Added font rendering support and toggle functionality
+- Added new manager modules (bind_group, pipeline, shader)
+- Added enhanced settings and preset system
+
+### Changed
+- Updated main.rs and settings.rs with latest changes
+- Swapped R and F hotkeys (R now controls deposition amount, F toggles LUT reversal)
+- Updated simulation display and presets for improved visualization
+- Made agent count controllable
+- Improved code organization
+
+### Fixed
+- Fixed F key LUT reversal to only trigger on key down event
+
+## [2025-05-15]
+
+### Added
+- Added GPU-accelerated box blur
+- Added static gradient support
+- Added support for 50 million agents
+
+### Changed
+- Rewritten simulation for GPU
+- Made agents GPU-compatible
+- Refactored shader organization
+- Implemented GPU-based display texture conversion
+- Refactored Pheromones to use GPU compute shaders
+- Optimized pheromone grid rendering with row-major iteration
+
+## [2025-05-14]
+
+### Added
+- Added static gradient generator
+- Added support for image-based static gradients
+- Added clamping movement for agents
+- Added parallel agent iteration
+- Added Mac and Linux support for file watching
+
+### Changed
+- Refactored to use f32 for pheromone grid
+- Removed image crate and used Vec<u8> for pheromone grid
+- Changed f64 to f32 for performance
+- Corrected window height mismatch between settings and pheromone grid
+- Updated core simulation logic and MIDI interface
+
+## [2021-05-28]
+
+### Added
+- Added cross-compilation support for Raspberry Pi/BeagleBone
+- Added support for new wgpu backends
+
+## [2021-04-27]
+
+### Added
+- Added support for image-based static gradients
+- Added linear static gradient generator
+
+### Changed
+- Updated template defaults
+- Improved agent movement
+
+## [2021-04-25]
+
+### Added
+- Added MIDI control support
+- Added hot reload for simulation settings
+- Added B&W vs color toggle
+
+### Changed
+- Parallelized various operations
+- Removed fastrand
+- Fixed agents listing counterclockwise
+- Updated agent speed calculation
+
+## [2021-04-23]
+
+### Added
+- Added MIDI support
+
+## [2021-04-21]
+
+### Added
+- Added more agent controls
+- Added gradient toggle
+- Added slow gradient colorizer
+
+### Changed
+- Set circle field as default
+
+## [2021-04-20]
+
+### Added
+- Added swapper data structure
+- Reintroduced static pheromone gradient
+
+### Changed
+- Simplified diffuser
+- Updated pheromone reading
+
+### Fixed
+- Fixed broken diffusion