Introduces SteamOS/Steam Deck detection and GPU configuration in gpu-config.js, adds a dedicated start-steamos.sh launch script, and updates package.json with new scripts for SteamOS and Linux GPU-safe launches. Also adds a comprehensive GPU troubleshooting guide in GPU-FIX-README.md to address rendering issues on various platforms.
Introduces a comprehensive GPU configuration and fallback system to resolve GPU process launch failures (Error 18), including new modules for GPU management and performance monitoring. Adds a GPU diagnostics HTML page, optimized CSS for rendering, and a diagnostic startup script. Updates main and preload scripts for improved stability, async file operations, and enhanced API exposure. Site history and bookmarks handling are optimized for performance and reliability.