QUARTO_CHROMIUM_HEADLESS_MODE (vs *_CHROME_*)

Author: bbest

.github/workflows/render_book.yml

@@ -34,7 +34,7 @@ jobs:
         # for rendering Mermaid diagrams to pdf: https://quarto.org/docs/authoring/diagrams.html#chrome-install
         run: quarto install chromium
         env:
-          QUARTO_CHROME_HEADLESS_MODE: new
+          QUARTO_CHROMIUM_HEADLESS_MODE: new
 
       # - name: Install qpdf
       #   # to prevent R install from failing
@@ -59,5 +59,5 @@ jobs:
           target: gh-pages
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          QUARTO_CHROME_HEADLESS_MODE: new
+          QUARTO_CHROMIUM_HEADLESS_MODE: new