update workflow documentation

workflows.md

@@ -21,6 +21,10 @@ Generates a [`pkgdown`](https://pkgdown.r-lib.org/) website and uploads it to Gi
 Uses [`roxygen`](https://roxygen2.r-lib.org/) to generate `.Rd` files in the
 `man/` directory. It also checks if manuals are up-to-date with roxygen comments in the code.
 
+### [`links.yml`](https://github.com/boehringer-ingelheim/dv.templates/blob/main/.github/workflows/links.yml)
+
+Checks for broken links inside the repo.
+
 Example configuration for `main` branch:
 
 ```yaml
@@ -63,4 +67,8 @@ jobs:
   pkgdown:
     name: Pkgdown 📖
     uses: boehringer-ingelheim/dv.templates/.github/workflows/pkgdown.yml@main
+
+  links:
+    name: Check URLs 🌐
+    uses: boehringer-ingelheim/dv.templates/.github/workflows/links.yml@main
 ```