Refactor PVC models and update tests

- Updated the PVC models in the database and adjusted the tests accordingly to reflect the new model counts and codes.
- Removed deprecated models from the JSON data for PVC systems.
- Added new GLB models for "scorrevole_sf_3_ante" and "scorrevole_sf_4_ante".
- Enhanced the development scripts to streamline the build process for both frontends.
- Updated documentation to reflect changes in the development environment and deployment process.
- Improved the styling of texture radio options for better visibility.
- Fixed URL handling in the configurator to ensure proper routing and API calls.

src/assets/style.css

@@ -383,6 +383,12 @@ body {
     width: 21%;
 }
 
+/* Contorno leggero: altrimenti le finiture chiare (es. bianco) non si distinguono dallo sfondo */
+.texture-radio .option-content img {
+    box-sizing: border-box;
+    border: 1px solid #d0d0d0;
+}
+
 .option-label {
     margin-top: 0px;
     font-size: 11px;