Rework admin panel and other

app/Http/Resources/ClientBreadcrumbSection.php

@@ -15,8 +15,8 @@ class ClientBreadcrumbSection extends JsonResource
     public function toArray(Request $request): array
     {
         return [
-            'title' => $this->title,
-            'slug' => $this->slug,
+            'title' => $this->title ?? null,
+            'slug' => $this->slug ?? null,
         ];
     }
 }

app/Http/Resources/ClientEventFullResource.php

@@ -26,7 +26,7 @@ class ClientEventFullResource extends JsonResource
             'event_time_start' => Carbon::parse($this->event_time_start)->format('H:i'),
             'address' => $this->address,
             'is_online' => $this->is_online,
-            'category' => $this->category->title ?? null,
+            'category' => $this->category ?? null,
         ];
     }
 }

app/Http/Resources/ClientEventResource.php

@@ -23,7 +23,7 @@ class ClientEventResource extends JsonResource
             'event_time_start' => Carbon::parse($this->event_time_start)->format('H:i'),
             'address' => $this->address,
             'is_online' => $this->is_online,
-            'category' => $this->category->title ?? null,
+            'category' => $this->category ?? null,
         ];
     }
 }