feat(client): add client context to sales and expenses creation

- Disable branch selection in sale form when creating from client context
- Pass client ID to create pages via URL parameter
- Update breadcrumbs to reflect client navigation path
- Simplify relation managers by reusing resource tables and adding custom create actions

app/Filament/Resources/SaleResource/Pages/CreateSale.php

@@ -4,8 +4,10 @@ namespace App\Filament\Resources\SaleResource\Pages;
 
 use App\Actions\Transactions\CreateTransactionAction;
 use App\DataObjects\CreateTransactionDTO;
+use App\Filament\Resources\ClientResource;
 use App\Filament\Resources\SaleResource;
 use App\Models\Branch;
+use App\Models\Client;
 use App\Models\Sale;
 use Filament\Resources\Pages\CreateRecord;
 use Illuminate\Database\Eloquent\Model;
@@ -17,6 +19,39 @@ class CreateSale extends CreateRecord
 {
     protected static string $resource = SaleResource::class;
 
+    public ?int $clientId = null;
+
+    public function mount(): void
+    {
+        parent::mount();
+
+        $this->clientId = request()->integer('client_id');
+    }
+
+    public function getBreadcrumbs(): array
+    {
+        $client = $this->getClient();
+
+        if (! $client) {
+            return parent::getBreadcrumbs();
+        }
+
+        return [
+            ClientResource::getUrl('view', ['record' => $client->id]) => $client->company,
+            ClientResource::getUrl('view', ['record' => $client->id]).'?activeRelationManager=3' => 'Sales',
+            $this->getResource()::getUrl('create', ['client_id' => $client->id]) => 'Create',
+        ];
+    }
+
+    protected function getClient(): Client|null
+    {
+        if (! $this->clientId) {
+            return null;
+        }
+
+        return Client::find($this->clientId);
+    }
+
     protected function mutateFormDataBeforeCreate(array $data): array
     {
         return $this->getFormDataMutation($data);