- Add method grouping by model/actor prefix
- Introduce DocMethodGroup struct for grouped methods
- Refactor TOC to display methods by groups
- Add collapsible sections for method groups and methods
- Improve CSS for better presentation of grouped content
- Pass URL params as direct arguments to handlers
- Use `ctx.get_custom_header` to retrieve session key
- Add a runnable script to start the heroserver
- Clean up formatting in documentation and code
- Remove unused redisclient import
