vague first draft of v3. TenantModelTest is passing

src/Database/Models/Domain.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace Stancl\Tenancy\Database\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Stancl\Tenancy\Events\DomainCreated;
+use Stancl\Tenancy\Events\DomainDeleted;
+use Stancl\Tenancy\Events\DomainSaved;
+use Stancl\Tenancy\Events\DomainUpdated;
+
+class Domain extends Model
+{
+    public function tenant()
+    {
+        return $this->belongsTo(Tenant::class);
+    }
+
+    protected $dispatchEvents = [
+        'saved' => DomainSaved::class,
+        'created' => DomainCreated::class,
+        'updated' => DomainUpdated::class,
+        'deleted' => DomainDeleted::class,
+    ];
+}