Adding --html 🤦‍♀️

Author: bsipocz

tox.ini

@@ -58,7 +58,7 @@ commands =
     # sed -i needs a bit of hacky conditional on ubuntu to cover the case of an empty ignore
     buildhtml: bash -c "find tutorials -name '*md' | grep -f ignore_testing | sort | uniq > ignore_execute; if [ -s ignore_execute ]; then cat ignore_execute | xargs -n 1 sed -i -e 's|name: python3|name: python3\nskip_execution: true|g';fi"
 
-    buildhtml: npx myst build --execute
+    buildhtml: npx myst build --execute --html
 
 pip_pre =
     predeps: true