Preview feed content before follow

[lawvs]

Clear and concise description of the problem

I hope to be able to preview the content before following a feed, which can better help users determine the view of the feed.

Suggested solution

Show the feed content in the edit feed modal.

Alternative

No response

Additional context

No response

Validations

• [X] Check that there isn't already an issue that request the same feature to avoid creating a duplicate.

[linear[bot]]

FOL-163 Preview feed content before follow