misc improvements - stronger types, exception refactor

src/Exceptions/TenantCouldNotBeIdentifiedByIdException.php

@@ -0,0 +1,18 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Stancl\Tenancy\Exceptions;
+
+use Stancl\Tenancy\Contracts\TenantCouldNotBeIdentifiedException;
+
+class TenantCouldNotBeIdentifiedByIdException extends TenantCouldNotBeIdentifiedException
+{
+    public function __construct(int|string $tenant_id)
+    {
+        $this
+            ->tenantCouldNotBeIdentified("by tenant id: $tenant_id")
+            ->title('Tenant could not be identified with that ID')
+            ->description('Are you sure the ID is correct and the tenant exists?');
+    }
+}