MAINT: SED magic to clean up superflous captions from the main document

tox.ini

@@ -17,11 +17,15 @@ deps =
 allowlist_externals =
     bash
     git
+    sed
 
 commands =
     pip freeze
 
     buildhtml: git clone --depth 1 https://github.com/nasa-fornax/fornax-documentation.git documentation
     buildhtml: sphinx-build -b html . _build/html -D nb_execution_mode=off -nT --keep-going
+    # SED magic to remove the toctree captions from the rendered index page while keeping them in the sidebar TOC
+    buildhtml: sed -E -i.bak '/caption-text/{N; s/.+caption-text.+\n<ul>/<ul>/; P;D;}' _build/html/index.html
+    buildhtml: bash -c 'rm _build/html/index.html.bak'
 
 skip_install = true