add user migration

backend/bin/migrate

@@ -0,0 +1,46 @@
+#!/usr/bin/env php
+<?php
+
+use App\Database\Migration;
+
+(static function (): void {
+    $root = dirname(__DIR__);
+
+    require $root . '/vendor/autoload.php';
+
+    $dotenv = Dotenv\Dotenv::createImmutable($root);
+    $dotenv->safeLoad();
+
+    require $root . '/config/database.php';
+
+    $migrationsDir = $root . '/database/migrations';
+    $files = glob($migrationsDir . '/*.php');
+
+    if ($files === false || $files === []) {
+        echo "No migration files found.\n";
+        exit(0);
+    }
+
+    sort($files);
+
+    foreach ($files as $file) {
+        $className = require $file;
+
+        if (! class_exists($className)) {
+            echo "Migration file {$file} did not define class {$className}\n";
+            exit(1);
+        }
+
+        $migration = new $className();
+
+        if (! $migration instanceof Migration) {
+            echo "Class {$className} must extend " . Migration::class . "\n";
+            exit(1);
+        }
+
+        echo "Running {$className}...\n";
+        $migration->up();
+    }
+
+    echo "Done.\n";
+})();