fix(database): ensure natural ordering for migrations

packages/database/src/Migrations/RunnableMigrations.php

@@ -19,7 +19,7 @@ final class RunnableMigrations implements IteratorAggregate
     public function __construct(
         private array $migrations = [],
     ) {
-        usort($this->migrations, static fn (MigratesUp $a, MigratesUp $b) => $a->name <=> $b->name);
+        usort($this->migrations, static fn (MigratesUp $a, MigratesUp $b) => strnatcmp($a->name, $b->name));
     }
 
     public function getIterator(): Traversable

packages/database/tests/Migrations/RunnableMigrationsTest.php

@@ -0,0 +1,73 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Database\Tests\Migrations;
+
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\Attributes\Test;
+use PHPUnit\Framework\TestCase;
+use Tempest\Database\MigratesUp;
+use Tempest\Database\Migrations\RunnableMigrations;
+use Tempest\Database\QueryStatement;
+use Tempest\Database\QueryStatements\RawStatement;
+
+final class RunnableMigrationsTest extends TestCase
+{
+    #[DataProvider('provide_migrations')]
+    #[Test]
+    public function migration_ordering(array $migrationNames, array $expectedOrder): void
+    {
+        $migrations = array_map(fn (string $name) => $this->createDatabaseMigration($name), $migrationNames);
+
+        $this->assertSame(
+            expected: $expectedOrder,
+            actual: array_map(
+                callback: static fn (MigratesUp $migration) => $migration->name,
+                array: iterator_to_array(new RunnableMigrations($migrations)),
+            ),
+        );
+    }
+
+    public static function provide_migrations(): array
+    {
+        return [
+            [
+                'migrationNames' => [
+                    'migration1_1',
+                    'migration1_10',
+                    '2025-10-12_create_idbn_table',
+                    'migration1_2',
+                    '2025-01-12_create_author_table',
+                    '2025-08-10_create_user_table',
+                    '2025-08-01_create_book_table',
+                    '2025-08-12_create_chapter_table',
+                ],
+                'expectedOrder' => [
+                    '2025-01-12_create_author_table',
+                    '2025-08-01_create_book_table',
+                    '2025-08-10_create_user_table',
+                    '2025-08-12_create_chapter_table',
+                    '2025-10-12_create_idbn_table',
+                    'migration1_1',
+                    'migration1_2',
+                    'migration1_10',
+                ],
+            ],
+        ];
+    }
+
+    private function createDatabaseMigration(string $name): MigratesUp
+    {
+        return new class($name) implements MigratesUp {
+            public function __construct(
+                public string $name,
+            ) {}
+
+            public function up(): QueryStatement
+            {
+                return new RawStatement('SELECT 1');
+            }
+        };
+    }
+}