update action

.github/workflows/render.yml

@@ -24,10 +24,16 @@ jobs:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           # To install LaTeX to build PDF book 
-          tinytex: true 
+          # tinytex: true 
           # uncomment below and fill to pin a version
           # version: SPECIFIC-QUARTO-VERSION-HERE
-
+
+      - name: Set up TinyTeX manually
+        run: |
+          apt install -y perl
+          perl -mFile::Find /dev/null
+          wget -qO- "https://yihui.org/tinytex/install-bin-unix.sh" | sh
+
       # add software dependencies here and any libraries
 
       # From https://github.com/actions/setup-python