CLI overview

wayparam has a single entry point:

wayparam [OPTIONS] -d DOMAIN
wayparam [OPTIONS] -l FILE

Input is either: - a single domain/host (-d/--domain), or - a file with one domain per line (-l/--list, use - for stdin).

Output modes

wayparam can write: 1) per-domain files into results/ (default), and/or
2) stream results to stdout (--stdout) for pipelines.

Diagnostics always go to stderr.

Output formats

• --format txt (default): one URL per line
• --format jsonl: JSON Lines records with keys:
• domain
• url
• source (currently wayback)
• fetched_at (UTC ISO timestamp)

Exit codes

• 0: all domains processed successfully
• 2: partial failure (at least one domain failed)
• 130: interrupted (Ctrl+C)