Switching the build engine

Author: bsipocz

site/Makefile

@@ -1,4 +1 @@
-sphinx
-myst-nb
-sphinx-book-theme
-sphinx-copybutton
+jupyter-book>=2

site/requirements.txt

@@ -28,7 +28,7 @@ deps =
     devdeps: matplotlib>=0.0.dev0
     devdeps: pandas>=0.0.dev0
 
-allowlist_externals = bash, make
+allowlist_externals = bash
 
 commands =
     # Force numpy reinstall to work around upper version limits in downstream dependencies (e.g. pandas)
@@ -40,7 +40,8 @@ commands =
     !buildhtml: bash -c 'find content -name "*.md" | grep -vf ignore_testing | xargs jupytext --to notebook '
 
     !buildhtml: pytest --nbval-lax --durations=10 content/
-    buildhtml: make -C site/ SPHINXOPTS="-nWT --keep-going" html
+
+    buildhtml: bash -c "jupyter-book build --execute --html -d"
 
 pip_pre =
     predeps: true