Describe the Custom Component

• What is the purpose of the custom component?
  Event handler that's called when anything is pasted in, e.g. text or files

• What is the expected behavior of the custom component?
  Handle data that's pasted in via the user clipboard

• What are the use cases for the custom component?
  Allow users to paste files to upload directly without having to open a file explorer.
  E.g. I make a screenshot, save it to my clipboard and then wanna paste it in the reflex app

Specifics (please complete the following information):

• Do you have a specific react package in mind? (Optional): No

Additional context
The idea comes from the functionality on ChatGPT UI, where images can be pasted in to be used for Vision LLMs.