Shadow Sentinel – Linux filesystem revision guard with loop-coupling (github.com)

Shadow Sentinel, a new autonomous OS-level daemon for Linux, has been unveiled to combat the risks associated with AI-driven code development. Operating in real-time, it utilizes the Linux kernel's inotify to monitor directory changes and create atomic backups (.bak) and unified diffs (.diff) with every file modification. This tool addresses a critical vulnerability where large language models (LLMs) can inadvertently overwrite extensive code with incomplete snippets or even create empty files, leading to potential catastrophic data loss. The significance of Shadow Sentinel lies in its proactive approach to safeguarding code during automated development processes. By creating immediate backups upon file writes, the tool ensures that developers can restore previous file versions with a single command, preventing hours of manual recovery work. Key features include decentralized marker control for easy setup, a dynamic file-size ceiling to shield essential scripts from being overwritten, and a robust pruning policy to manage disk space efficiently, ensuring backups don’t consume excessive resources. With zero dependencies and a simple setup process, Shadow Sentinel is designed to seamlessly integrate into developers' workflows, significantly enhancing reliability in the face of AI-driven coding challenges.