- Add sudo_auth() function for TTY prompts and credential management with optional 4-minute keepalive loop
- Add --sudo-aware CLI flag to detect workflows with sudo commands and offer authentication guidance
- Add sudo step scanner to detect sudo usage across all step types (bash, parallel, foreach) and nested structures
- Add parse_url_file() function to batch-process URLs with format directives, supporting bare IPs and CIDR notation
- Add portscan test data with realistic nmap JSONL samples
- Rename {{Workspace}} to {{TargetSpace}} in function examples for clarity
- Add sudo E2E tests covering tip message, flag acceptance, and non-sudo workflows
