Update some vulnerable frameworks versions. (#19)

* Migrate from Laravel 9 to Laravel 10: https://laravel.com/docs/10.x/upgrade

* Migrate Laravel from 10 to 11: https://laravel.com/docs/11.x/upgrade

* Migrate Laravel from 11 to 12: https://laravel.com/docs/12.x/upgrade

* Upgrade Angular from 18 to 19.

* Update public files.

* Use Postgres instead of MySQL.

Author: miguelcalderon

examples/angular/README.md

@@ -1,6 +1,6 @@
 # Nutrient Web SDK Angular Example
 
-This example shows how Nutrient Web SDK can be integrated in an Angular project. This project was generated with [Angular CLI](https://github.com/angular/angular-cli) version 13.0.2., although some simplifications have been made to focus on integrating Nutrient Web SDK. For more guided instructions, check out our [blog post](https://www.nutrient.io/blog/2021/how-to-build-an-angular-pdf-viewer/).
+This example shows how Nutrient Web SDK can be integrated in an Angular project. This project was generated with [Angular CLI](https://github.com/angular/angular-cli) version 19.2.8., although some simplifications have been made to focus on integrating Nutrient Web SDK. For more guided instructions, check out our [blog post](https://www.nutrient.io/blog/2021/how-to-build-an-angular-pdf-viewer/).
 
 [![Deploy with Vercel](https://vercel.com/button)](https://vercel.com/new/clone?repository-url=https%3A%2F%2Fgithub.com%2FPSPDFKit%2Fnutrient-web-examples%2Ftree%2Fmain%2Fexamples%2Fangular)