feat(scanner): scope login tickets scanning and history by event

database/migrations/2026_09_30_000400_add_event_id_to_scan_attempts.php

@@ -0,0 +1,28 @@
+<?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('scan_attempts', function (Blueprint $table): void {
+            $table->foreignId('event_id')->nullable()->constrained('events')->nullOnDelete();
+            $table->index(['scanner_user_id', 'event_id']);
+        });
+        DB::table('scan_attempts')->update([
+            'event_id' => DB::raw('(SELECT tickets.event_id FROM tickets WHERE tickets.id = scan_attempts.ticket_id)'),
+        ]);
+    }
+
+    public function down(): void
+    {
+        Schema::table('scan_attempts', function (Blueprint $table): void {
+            $table->dropIndex(['scanner_user_id', 'event_id']);
+            $table->dropConstrainedForeignId('event_id');
+        });
+    }
+};