This is due to the regex that confirms tinytex is installed failing. Currently, this is expecting a 3 part release number, but tinytex has switched to two digit numbers: https://github.com/rstudio/tinytex-releases/releases
I kept the check for the third piece as optional to cover future releases.
The Workbench and Connect builds have been failing: https://github.com/rstudio/rstudio-docker-products/actions/workflows/build-bake-preview.yaml
This is due to the regex that confirms tinytex is installed failing. Currently, this is expecting a 3 part release number, but tinytex has switched to two digit numbers: https://github.com/rstudio/tinytex-releases/releases
I kept the check for the third piece as optional to cover future releases.