feat: Introduce hardware settings management and utility functions

feat: Enhance chat presets management and UI components

chore: Bump version to 0.15.0 and remove egui-example

chore: Update project structure and add third-party notices

chore: Remove subproject reference from example file

refactor: Update Tauri API dependencies and remove STT service

feat(models): Add DeepSeek2, GLM4/GLM4V support and enhance model loading

feat: Add Prefix Cache localization for English, Portuguese, and Russian

chore: Bump version to 0.14.0 and update build configurations

chore: Bump version to 0.14.0 and update CI configurations

feat: Update GitHub Actions workflow for optimized builds

feat: Bump version to 0.14.0 and implement version utilities

feat: Add Prefix Cache localization for English, Portuguese, and Russian

feat: Implement Prefix Cache for efficient KV caching in multi-turn dialogues

feat: Initialize chat state from store and enhance UI components

docs: Update system requirements and supported models in README files

docs: Update demo video links in README files

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docs: Add demo videos and update README files