- Introduced support for file attachments in test inputs using the `file://` protocol, allowing images, audio, and documents to be loaded and converted to appropriate formats.
- Updated `ParseInput` and related functions to handle file references, ensuring seamless integration of file content into messages.
- Enhanced error handling and path resolution for file loading, considering both relative paths and the `YAO_ROOT` environment variable.
- Expanded documentation to include examples of file attachments and their usage in test cases, improving clarity for users.
- Added a `noop` check in multiple logging methods (`LLMComplete`, `ToolStart`, `ToolComplete`, `HookStart`, `HookComplete`, and `HistoryLoad`) to prevent logging when the logger is in no-operation mode.
- Improved command handling in `root.go` by removing minimum argument requirements for commands and providing help output when no arguments are given.
- Introduced an `agent` command for better organization of agent-related functionalities in the CLI.
- Implemented automatic detection of the application root directory in `run.go` to streamline the application startup process.
- Cleaned up debug print statements in `config.go` to reduce clutter in the output.
