v1.2.2

- Subcategories can now be reordered within their category — up/down arrow
  buttons next to "Edytuj" in Admin > Kategorie. The order set there is used
  everywhere a subcategory list is shown (pickers, admin listings, etc.).

src/database/migrations/2026_07_24_000157_add_sort_order_to_subcategories_table.php

@@ -0,0 +1,27 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('subcategories', function (Blueprint $table) {
+            $table->unsignedInteger('sort_order')->default(0)->after('default_priority_key');
+        });
+
+        foreach (DB::table('subcategories')->orderBy('category_id')->orderBy('id')->get() as $position => $sub) {
+            DB::table('subcategories')->where('id', $sub->id)->update(['sort_order' => $position]);
+        }
+    }
+
+    public function down(): void
+    {
+        Schema::table('subcategories', function (Blueprint $table) {
+            $table->dropColumn('sort_order');
+        });
+    }
+};