feat: add invite notification emails, functionality to admin dashboard and sign up page

Signed-off-by: Miguel Nogueira <me@nogueira.codes>

app/Providers/AuthServiceProvider.php

@@ -26,11 +26,13 @@ use App\Application;
 use App\Appointment;
 use App\Ban;
 use App\Form;
+use App\Invitation;
 use App\Policies\AbsencePolicy;
 use App\Policies\ApplicationPolicy;
 use App\Policies\AppointmentPolicy;
 use App\Policies\BanPolicy;
 use App\Policies\FormPolicy;
+use App\Policies\InvitationPolicy;
 use App\Policies\ProfilePolicy;
 use App\Policies\TeamFilePolicy;
 use App\Policies\TeamPolicy;
@@ -68,6 +70,7 @@ class AuthServiceProvider extends ServiceProvider
         Team::class => TeamPolicy::class,
         TeamFile::class => TeamFilePolicy::class,
         Absence::class => AbsencePolicy::class,
+        Invitation::class => InvitationPolicy::class,
     ];
 
     /**
@@ -80,11 +83,11 @@ class AuthServiceProvider extends ServiceProvider
 
         VerifyEmail::toMailUsing(function ($notifiable, $url) {
             return (new MailMessage)
-                ->greeting("Hi {$notifiable->name}! Welcome to ".config('app.name').'.')
+                ->greeting("Hi {$notifiable->name}! Welcome to " . config('app.name') . '.')
                 ->line('To finish setting up your account, you must verify your email. This is to ensure only real users access our website.')
                 ->line('If you didn\'t sign up for an account, you can safely ignore this email.')
                 ->action('Verify account', $url)
-                ->salutation('The team at '.config('app.name'));
+                ->salutation('The team at ' . config('app.name'));
         });
 
         Gate::define('viewLogViewer', function (?User $user) {