correctly check for false only

Author: cderv

.github/workflows/R-CMD-check.yaml

@@ -19,7 +19,7 @@ jobs:
   R-CMD-check:
     runs-on: ${{ matrix.config.os }}
 
-    name: ${{ matrix.config.os }} (${{ matrix.config.r }}) [${{ matrix.config.quarto == false && 'No'}}Quarto ${{ matrix.config.quarto || 'release' }}]
+    name: ${{ matrix.config.os }} (${{ matrix.config.r }}) [${{ format('{0}', matrix.config.quarto) == 'false' && 'No'}}Quarto ${{ matrix.config.quarto || 'release' }}]
 
     strategy:
       fail-fast: false
@@ -52,7 +52,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - uses: quarto-dev/quarto-actions/setup@v2
-        if: matrix.config.quarto != false
+        if: format('{0}', matrix.config.quarto) == 'false'
         env:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
@@ -76,4 +76,4 @@ jobs:
       - uses: r-lib/actions/check-r-package@v2
         with:
           upload-snapshots: true
-          build_args: ${{ format('c("--no-manual","--compact-vignettes=gs+qpdf"{0})', matrix.config.quarto == false && ',"--no-build-vignettes"' || '') }}
+          build_args: ${{ format('c("--no-manual","--compact-vignettes=gs+qpdf"{0})', format('{0}', matrix.config.quarto) == 'false' && ',"--no-build-vignettes"' || '') }}