- Added wssshtools/ directory with C implementations:
  * wssshc.c - WebSocket SSH client (registration)
  * wsssh.c - SSH wrapper for tunneling
  * wsscp.c - SCP wrapper for tunneling
  * configure.sh - Build configuration script
  * Makefile - Build system

- Added Debian packaging:
  * debian/control - Package metadata and dependencies
  * debian/rules - Build rules
  * debian/changelog - Package changelog
  * debian/copyright - Copyright information
  * debian/compat - Debhelper compatibility level

- Updated build.sh to support C builds and Debian packaging (--debian flag)
- Updated clean.sh to clean C artifacts and Debian build files
- Updated .gitignore to exclude C build artifacts and Debian files
- All C tools use OpenSSL for SSL/TLS WebSocket connections