Revert "Delete index.rst"
Revert "Delete index.rst"

This reverts commit 9b3fc23beac52df6a48af2344bfe464c1ea094ca.

danamlewis/docs,openaps/docs,dakago/docs,Pazoles/docs,jbwittmer/docs,danamlewis/docs,Jieseldeep/docs,sarahspins/docs