Simplify acceptance criteria checklist model

app/Http/Requests/StoreProjectTicketRequest.php

@@ -2,7 +2,7 @@
 
 namespace App\Http\Requests;
 
-use App\Actions\Tickets\Support\TicketAcceptanceCriteriaData;
+use App\Actions\Tickets\Support\AcceptanceCriteriaChecklist;
 use App\Models\Project;
 use Illuminate\Contracts\Validation\ValidationRule;
 use Illuminate\Foundation\Http\FormRequest;
@@ -24,7 +24,7 @@ class StoreProjectTicketRequest extends FormRequest
     protected function prepareForValidation(): void
     {
         $this->merge([
-            'acceptance_criteria' => TicketAcceptanceCriteriaData::normalize(
+            'acceptance_criteria' => AcceptanceCriteriaChecklist::normalize(
                 $this->input('acceptance_criteria'),
             ),
         ]);
@@ -42,12 +42,10 @@ class StoreProjectTicketRequest extends FormRequest
 
         return [
             'acceptance_criteria' => ['nullable', 'array'],
-            'acceptance_criteria.summary' => ['nullable', 'string', 'max:255'],
-            'acceptance_criteria.items' => ['array'],
-            'acceptance_criteria.items.*' => ['array'],
-            'acceptance_criteria.items.*.text' => ['required', 'string'],
-            'acceptance_criteria.items.*.checked' => ['required', 'boolean'],
-            'acceptance_criteria.items.*.indent' => ['required', 'integer', 'min:0', 'max:'.TicketAcceptanceCriteriaData::MAX_INDENT_LEVEL],
+            'acceptance_criteria.*' => ['array'],
+            'acceptance_criteria.*.text' => ['required', 'string'],
+            'acceptance_criteria.*.checked' => ['required', 'boolean'],
+            'acceptance_criteria.*.indent' => ['required', 'integer', 'min:0', 'max:'.AcceptanceCriteriaChecklist::MAX_INDENT_LEVEL],
             'assignee_user_id' => ['nullable', 'integer', Rule::exists('users', 'id')],
             'description' => ['nullable', 'string'],
             'ticket_priority_id' => [