[Feature Request]: Why can't `Retrieval` component support internet web search.

[KevinHuSh]

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Is your feature request related to a problem?

Describe the feature you'd like

In assistant configuration, it's very useful to search internet in addition to private KB data.
So, Retrieval component with the same function will be much brilliant.

Describe implementation you've considered

No response

Documentation, adoption, use case

Additional information

No response