Add Panel template docs (#859)
* Add Panel template docs
* add panel docs
* make the image smaller
* Update docs/hub/spaces-sdks-docker-panel.md
Co-authored-by: Omar Sanseviero <osanseviero@gmail.com>
* Update docs/hub/spaces-sdks-docker-panel.md
Co-authored-by: Omar Sanseviero <osanseviero@gmail.com>
* Update docs/hub/spaces-sdks-docker-panel.md
Co-authored-by: Omar Sanseviero <osanseviero@gmail.com>
* update image links and remove closing tabs
* added a newline before social media links
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Co-authored-by: Omar Sanseviero <osanseviero@gmail.com>
