Implemented the Search functionality

[0x-2FA]

List of changes:

• Created a new Model for the Search bar in the home page, it can be found in Models/SearchBar.cs.
• Created a new View for the Search results, it can be found in Views/Search/Results.cshtml.
• Created a new ViewModel for the newly created Results page, it can be found in ViewModels/ResultsViewModel.cs.
• Created a new Controller, it can be found in Controllers/SearchController.cs.
• Added a new CSS file for the Resutls page, it can be found in wwwroot/css/search_results.css.
• Added required to the Search fields of the Search bar.
  • This was done because unlike the SignIn form where we need to display specific messages like (This is not valid email address etc).

[0x-2FA]

@thanostsiar This closes (#30 ) and (#31 )