Return packs associated with a service when viewing it on the API.

app/Http/Controllers/API/ServiceController.php

@@ -55,6 +55,7 @@ class ServiceController extends BaseController
             'options' => Models\ServiceOptions::select('id', 'name', 'description', 'tag', 'docker_image')
                 ->where('parent_service', $service->id)
                 ->with('variables')
+                ->with('packs')
                 ->get(),
         ];
     }

app/Models/ServiceOptions.php

@@ -60,4 +60,14 @@ class ServiceOptions extends Model
      {
          return $this->hasMany(ServiceVariables::class, 'option_id');
      }
+
+     /**
+      * Gets all packs associated with this service.
+      *
+      * @return \Illuminate\Database\Eloquent\Relations\HasMany
+      */
+     public function packs()
+     {
+         return $this->hasMany(ServicePack::class, 'option');
+     }
 }