Add validation_rules support (#296)

* Add validation_rules support

* $source not $this

Author: ryanmitchell

composer.json

@@ -25,7 +25,7 @@
     },
     "require": {
         "php": "^8.1",
-        "statamic/cms": "^5.0.1"
+        "statamic/cms": "^5.7"
     },
     "require-dev": {
         "doctrine/dbal": "^3.8",

src/Assets/AssetContainer.php

@@ -52,6 +52,7 @@ public function fillFromModel(Model $model)
             ->searchIndex($model->settings['search_index'] ?? null)
             ->sourcePreset($model->settings['source_preset'] ?? null)
             ->warmPresets($model->settings['warm_presets'] ?? null)
+            ->validationRules($model->settings['validation_rules'] ?? null)
             ->model($model);
 
         return $this;
@@ -73,6 +74,7 @@ public function toModel()
                 'search_index'      => $this->searchIndex(),
                 'source_preset'     => $this->sourcePreset,
                 'warm_presets'      => $this->warmPresets,
+                'validation_rules'  => $this->validationRules(),
             ],
         ]);
     }
@@ -91,6 +93,7 @@ public static function makeModelFromContract(AssetContainerContract $source)
                 'search_index'      => $source->searchIndex(),
                 'source_preset'     => $source->sourcePreset,
                 'warm_presets'      => $source->warmPresets,
+                'validation_rules'  => $source->validationRules(),
             ],
         ]);