fix: broken links, add check to CI

.gitea/workflows/hugo.yaml

@@ -46,11 +46,19 @@ jobs:
           sed -i "s|__PROXY_URL__|${{ secrets.MATOMO_PROXY_URL }}|" static/config.php
           sed -i "s|__TOKEN_AUTH__|${{ secrets.MATOMO_TOKEN_AUTH }}|" static/config.php
 
+      - name: Check for broken links
+        run: |
+          if [ "${{ gitea.ref }}" = "refs/heads/main" ]; then
+            mise linkcheck --offline || true
+          else
+            mise linkcheck --offline
+          fi
+
       - name: Build website with Hugo
-        run: hugo
+        run: mise run build
 
       - name: Copy website to host
-        uses: https://github.com/appleboy/scp-action@v1.0.0
+        uses: https://github.com/appleboy/scp-action@ff85246acaad7bdce478db94a363cd2bf7c90345 # v1.0.0
         with:
           host: mehl.mx
           username: maxmehl