[Feature Request] integrate olmocr

[zjrwtx]

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Motivation

we need a more powerful pdf loader:
https://github.com/allenai

Solution

No response

Alternatives

No response

Additional context

No response

[JoyceXu02]

Hi @zjrwtx @Wendong-Fan , I can take this. I'm working on unifying loaders interface, and I can implement it along the way.

[Wendong-Fan]

thanks @JoyceXu02 and sorry for the late reply, just assigned this issue to you, really much contribution from you, much appreciate it!