Add VAA stand reservation plan endpoint

app/Http/Controllers/StandReservationPlanController.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Http\Requests\Stand\StoreStandReservationPlan;
+use App\Models\Stand\StandReservationPlan;
+use App\Models\Stand\StandReservationPlanStatus;
+use Carbon\Carbon;
+use Illuminate\Http\JsonResponse;
+
+class StandReservationPlanController extends Controller
+{
+    public function store(StoreStandReservationPlan $request): JsonResponse
+    {
+        $validated = $request->validated();
+
+        $plan = StandReservationPlan::create(
+            [
+                'name' => $validated['name'],
+                'contact_email' => $validated['contact_email'],
+                'payload' => $validated['payload'],
+                'submitted_by' => $request->user()?->id,
+                'submitted_at' => Carbon::now(),
+                'status' => StandReservationPlanStatus::SUBMITTED,
+            ]
+        );
+
+        return response()->json(
+            [
+                'id' => $plan->id,
+                'status' => $plan->status->value,
+            ],
+            201
+        );
+    }
+}

app/Http/Requests/Stand/StoreStandReservationPlan.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace App\Http\Requests\Stand;
+
+use App\Models\User\RoleKeys;
+use App\Rules\Stand\StandReservationPlanPayload;
+use Illuminate\Foundation\Http\FormRequest;
+
+class StoreStandReservationPlan extends FormRequest
+{
+    public function authorize(): bool
+    {
+        return (bool) $this->user()?->hasRole(RoleKeys::VAA);
+    }
+
+    /**
+     * @return array<string, array<int, mixed>|string>
+     */
+    public function rules(): array
+    {
+        return [
+            'name' => ['required', 'string', 'max:255'],
+            'contact_email' => ['required', 'email:rfc', 'max:255'],
+            'payload' => ['required', 'array', new StandReservationPlanPayload()],
+        ];
+    }
+}