To view the current md file you are on run

quarto preview

To deploy to github run

quarto publish gh-pages

Sometimes, there is stale cached output:

quarto render --cache-refresh
rm -rf _freeze/ .quarto/

Then try,

rm -rf _site/
quarto render

Or perhaps,

rm -rf _site docs
quarto render
quarto publish gh-pages

Sometimes, you have to nuke and