fix: set base-url to include repo path prefix

Author: greynewell

.github/workflows/arch-docs.yml

@@ -30,7 +30,7 @@ jobs:
         id: docs
         with:
           supermodel-api-key: ${{ secrets.SUPERMODEL_API_KEY }}
-          base-url: https://repos.supermodeltools.com
+          base-url: https://repos.supermodeltools.com/bun
           max-source-files: "50"
 
       - uses: actions/configure-pages@v5