Add ASCII art, project number badges, justfile tip, and learn module
links. Add missing justfile to dlp-scanner. Update main README with
source code links and bump project count to 23/67.
eBPF-based security monitoring tool with process, file, network,
privilege escalation, and system call tracing via BCC. Includes
threat detection engine, Rich TUI renderer, and learn docs.
CarterPerez-dev