Replace Popup Modal with Angular-Toastify for Notifications

[PianoNic]

⚙️ Issue Checklist

• I checked for duplicate issues.
• I checked for an existing pull request that addresses this request.

❓ Is your feature request related to a problem?

No response

💡 Describe the solution you'd like

Replace the existing bulky popup modal with Angular-Toastify to provide lightweight, non-intrusive notifications for better user experience

🔄 Describe alternatives you've considered

No response

🖼️ Additional context

No response