- Clean up `play_core` by removing dead code and unused imports
- Check `action.name` directly instead of param existence
- Allow 'value' as an alias for 'val' in session env actions
- Use `env_set` for `env_set_once` to avoid duplicate errors
- Add base module with context, session, and configurator.
- Implement session management and configuration loading/saving.
- Introduce error handling and logging mechanisms.
- Include template files for Lua scripts.
