refactor(upgrade): use sets and set lists

packages/upgrade/README.md

@@ -9,7 +9,9 @@
 ```php
 return RectorConfig::configure()
     // …
-    ->withSets([__DIR__ . '/vendor/tempest/framework/packages/upgrade/src/tempest2.php']);
+    ->withSets([
+        TempestSetList::TEMPEST_20,
+    ]);
 ```
 
-3. Run `vendor/bin/rector`
+3. Run `vendor/bin/rector`

packages/upgrade/config/sets/level/up-to-tempest-20.php

@@ -0,0 +1,12 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Config\RectorConfig;
+use Tempest\Upgrade\Set\TempestSetList;
+
+return static function (RectorConfig $config): void {
+    $config->sets([
+        TempestSetList::TEMPEST_20,
+    ]);
+};

packages/upgrade/src/Set/TempestLevelSetList.php

@@ -0,0 +1,10 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Upgrade\Set;
+
+final class TempestLevelSetList
+{
+    public const UP_TO_TEMPEST_20 = __DIR__ . '/../../config/sets/level/up-to-tempest-20.php';
+}

packages/upgrade/src/Set/TempestSetList.php

@@ -0,0 +1,10 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Upgrade\Set;
+
+final class TempestSetList
+{
+    public const TEMPEST_20 = __DIR__ . '/../../config/sets/tempest20.php';
+}

packages/upgrade/tests/Tempest2/tempest2_rector.php

@@ -1,8 +1,9 @@
 <?php
 
 use Rector\Config\RectorConfig;
+use Tempest\Upgrade\Set\TempestSetList;
 
 return RectorConfig::configure()
     ->withSets([
-        __DIR__ . '/../../src/tempest2.php',
+        TempestSetList::TEMPEST_20,
     ]);