Fix app looping infinitely at 100% CPU when stdin reaches EOF, exit instead - #1

Fix app looping infinitely at 100% CPU when stdin reaches EOF, exit instead#1

m-k-l-s wants to merge 3 commits into

mainm-k-l-s/textual:mainfrom

eof-busy-loop-ci-demom-k-l-s/textual:eof-busy-loop-ci-demoCopy head branch name to clipboard