feat: Add scanner user association to tickets; update Ticket model, resource, migration, and tests

database/migrations/2026_08_04_000400_add_scanner_user_id_to_tickets_table.php

@@ -0,0 +1,27 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('tickets', function (Blueprint $table): void {
+            $table->foreignId('scanner_user_id')
+                ->nullable()
+                ->after('used_at')
+                ->constrained('users')
+                ->cascadeOnUpdate()
+                ->nullOnDelete();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('tickets', function (Blueprint $table): void {
+            $table->dropConstrainedForeignId('scanner_user_id');
+        });
+    }
+};