feat: Implement client authentication and pre-fill functionality

- Added AuthController for client login and token management.
- Introduced AuthGate for handling authentication state and login UI.
- Updated API to support fetching client data for pre-filling forms.
- Modified App.vue to pre-fill client information if logged in.
- Enhanced client model to include username and password fields.
- Created migration for adding username and password to clients table.
- Added utility for generating secure usernames and passwords.
- Updated frontend to handle client tokens for pre-filling checkout forms.
- Removed old CSS file and updated HTML references to new assets.
- Added StatsOverview widget for displaying client and quote statistics.
- Improved error handling and user feedback in the login process.

backoffice/app/Filament/Resources/ClienteResource/Pages/CreateCliente.php

@@ -3,10 +3,31 @@
 namespace App\Filament\Resources\ClienteResource\Pages;
 
 use App\Filament\Resources\ClienteResource;
-use Filament\Actions;
 use Filament\Resources\Pages\CreateRecord;
+use Illuminate\Support\Facades\Hash;
 
 class CreateCliente extends CreateRecord
 {
     protected static string $resource = ClienteResource::class;
+
+    protected ?string $plainPassword = null;
+
+    protected function mutateFormDataBeforeCreate(array $data): array
+    {
+        $this->plainPassword = $data['password'];
+        $data['password'] = Hash::make($data['password']);
+
+        return $data;
+    }
+
+    protected function afterCreate(): void
+    {
+        session()->flash('cliente_username_plain', $this->record->username);
+        session()->flash('cliente_password_plain', $this->plainPassword);
+    }
+
+    protected function getRedirectUrl(): string
+    {
+        return $this->getResource()::getUrl('view', ['record' => $this->getRecord()]);
+    }
 }

backoffice/app/Filament/Resources/ClienteResource/Pages/EditCliente.php

@@ -5,11 +5,14 @@ namespace App\Filament\Resources\ClienteResource\Pages;
 use App\Filament\Resources\ClienteResource;
 use Filament\Actions;
 use Filament\Resources\Pages\EditRecord;
+use Illuminate\Support\Facades\Hash;
 
 class EditCliente extends EditRecord
 {
     protected static string $resource = ClienteResource::class;
 
+    protected ?string $plainPassword = null;
+
     protected function getHeaderActions(): array
     {
         return [
@@ -17,4 +20,29 @@ class EditCliente extends EditRecord
             Actions\DeleteAction::make(),
         ];
     }
+
+    protected function mutateFormDataBeforeSave(array $data): array
+    {
+        if (filled($data['password'] ?? null)) {
+            $this->plainPassword = $data['password'];
+            $data['password'] = Hash::make($data['password']);
+        } else {
+            unset($data['password']);
+        }
+
+        return $data;
+    }
+
+    protected function afterSave(): void
+    {
+        if ($this->plainPassword !== null) {
+            session()->flash('cliente_username_plain', $this->record->username);
+            session()->flash('cliente_password_plain', $this->plainPassword);
+        }
+    }
+
+    protected function getRedirectUrl(): string
+    {
+        return $this->getResource()::getUrl('view', ['record' => $this->getRecord()]);
+    }
 }