Update run-testsystem.yml

Add workflow step which add ply model under fileadmin

.github/workflows/run-testsystem.yml

@@ -46,6 +46,13 @@ jobs:
           && sh dlf_3d_viewers/install.sh\
           && chown -R www-data:www-data dlf_3d_viewers"
 
+      # workaround for issue https://github.com/slub/dlf-3d-viewers/issues/93
+      - name: Install PLY 3D model
+        run: |
+          docker exec -u root -i dfg-viewer-app-1 sh -c "\
+          && wget "https://github.com/cnr-isti-vclab/3DHOP/raw/refs/heads/master/examples/models/gargo.ply" -O /var/www/html/dfg-viewer/public/fileadmin/models/gargo.ply \
+          && chown -R www-data:www-data models"
+          
       # installation routine of ngrok https://dashboard.ngrok.com/get-started/setup/linux
       - name: Install ngrok
         run: |