- All frame boxes: correct 54-char width with emoji compensation
- Lite mode links now include ee-prefix + mask_host hex (fake-TLS)
- Added qrencode to ensure_deps() so QR codes work after fresh install
- Centralized link generation in generate_proxy_link()
- Fixed bot.py get_proxy_link() for lite mode ee-prefix
- All UI output (echo, printf) in interactive functions now goes to stderr (>&2)
- Only return values go to stdout for $() capture
- Affected: select_quick_domain, select_port, select_category, select_template, show_template_preview
- Also fixed: log_*, confirm, select_option in common.sh