v0.1.4

What's changed

• Renamed CLI entry point from fastfold to fastfold-cli
• Added fastfold-cli agent subcommand — auto-installs fastfold-agent-cli from PyPI on first run and delegates to the FastFold AI research agent
• Updated publish workflow to use OIDC trusted publishing with pinned Python 3.11
• Updated README with new CLI docs and agent usage examples