add requirements.txt (#546)
add requirements.txt (#546)

Co-authored-by: Tom Keefe <48742c8661e5936f01bdb29a30ac66ba3e9e4d66@eigentech.com>
fastai/course-v3,fastai/course-v3,fastai/course-v3,fastai/course-v3,fastai/course-v3,fastai/course-v3,fastai/course-v3