/target
/Cargo.lock
**/*.rs.bk
*.pdb
*.swp
*.swo
*~
# Environment variables (NEVER commit credentials!)
.env
.env.local
# IDE
.idea
.vscode
*.iml
# OS
.DS_Store
Thumbs.db
# Examples output
examples/*.xlsx
examples/*.csv
examples/*.xls
# Test files
tests/data/*.xlsx
tests/data/*.xls
!tests/data/sample.xlsx
# Benchmarks
benches/results/
*.xls
*.xlsx