docs(pages): switch to relative URLs

This change allows us to upload the pages artifact during a CI run. The
artifact can then be downloaded to preview the pages locally, with CI
serving as the 'ultimate source of truth'.

Signed-off-by: Michael Adler <michael.adler@siemens.com>

Author: michaeladler

.github/workflows/pages.yml

@@ -32,12 +32,17 @@ jobs:
         continue-on-error: true
       - run: cd hugo && npm ci
       - run: just pages
-        env:
-          HUGO_BASEURL: ${{ vars.HUGO_BASEURL }}
       - run: find public
       - name: Deploy
         uses: peaceiris/actions-gh-pages@4f9cc6602d3f66b9c108549d475ec49e8ef4d45e # v4
         if: ${{ github.ref == 'refs/heads/main' }}
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./public
+      - name: Upload pages
+        uses: actions/upload-artifact@v4
+        if: ${{ github.ref != 'refs/heads/main' }}
+        with:
+          name: wfx-pages
+          path: public
+          retention-days: 5

hugo/config.toml

@@ -6,6 +6,8 @@ contentDir = "content"
 defaultContentLanguage = "en"
 defaultContentLanguageInSubdir = false
 
+relativeURLs = true
+
 [languages]
   [languages.en]
     languageName ="English"

hugo/content/_index.html

@@ -8,7 +8,7 @@
 <div class="mx-auto">
   <img src="./images/logo.svg" alt="wfx logo" />
   <br /><br /><br />
-  <a class="btn btn-lg btn-primary mr-3 mb-4" href="{{< relref "/docs" >}}">
+  <a class="btn btn-lg btn-primary mr-3 mb-4" href="{{< relref "./docs" >}}">
     Learn More <i class="fas fa-arrow-alt-circle-right ml-2"></i>
   </a>
   <a