# Arduino build artifacts
build/
.pio/
*.bin
*.elf
*.map

# Backup files
*.bak
*.bak2
*~

# macOS
.DS_Store
._*

# IDE files
.vscode/
.idea/
*.sublime-*

# Temporary files
*.tmp
*.log

# Secrets (in case someone accidentally commits credentials)
secrets.h
config_local.h

# Internal backlogs (not for public repo)
BACKLOG_*.md