null-e 0.2.0

Disk cleanup CLI for developers - clean node_modules, target, .venv, Docker, Xcode caches and 50+ cache types

# Build artifacts
/target/
debug/
release/

# IDE
.idea/
.vscode/
*.swp
*.swo
*~

# OS
.DS_Store
Thumbs.db

# Cargo
**/*.rs.bk

# Test artifacts
*.log