赵月辉 / fastgpt-migrated

* feat(markdown): add quick replies feature and related styling

- Introduced a new QuickReplies component to render quick reply options in the Markdown renderer.
- Updated Markdown component to support quick replies with new props for enabling the feature and handling click events.
- Enhanced styling for code blocks containing quick replies to ensure proper display.
- Added utility functions to parse and validate quick replies content.
- Integrated quick replies context in ChatBox to manage state and interactions.

This update enhances user interaction by allowing quick replies directly within the chat interface.

* refactor(markdown): streamline quick replies integration and context management

* perf: quick reply

* add user select

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Co-authored-by: archer <545436317@qq.com>