Participant export

app/Filament/Exports/ParticipantExporter.php

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+<?php
+
+namespace App\Filament\Exports;
+
+use App\Models\Participant;
+use Filament\Actions\Exports\ExportColumn;
+use Filament\Actions\Exports\Exporter;
+use Filament\Actions\Exports\Models\Export;
+use Illuminate\Support\Number;
+
+class ParticipantExporter extends Exporter
+{
+    protected static ?string $model = Participant::class;
+
+    public static function getColumns(): array
+    {
+        return [
+            ExportColumn::make('participant_id'),
+            ExportColumn::make('first_name'),
+            ExportColumn::make('surname'),
+            ExportColumn::make('grade'),
+            ExportColumn::make('phone'),
+            ExportColumn::make('email'),
+            ExportColumn::make('guardian_name'),
+            ExportColumn::make('guardian_phone'),
+            ExportColumn::make('guardian_email'),
+            ExportColumn::make('friends'),
+            ExportColumn::make('special_diet'),
+            ExportColumn::make('status')
+        ];
+    }
+
+    public static function getCompletedNotificationBody(Export $export): string
+    {
+        $body = 'Your participant export has completed and ' . Number::format($export->successful_rows) . ' ' . str('row')->plural($export->successful_rows) . ' exported.';
+
+        if ($failedRowsCount = $export->getFailedRowsCount()) {
+            $body .= ' ' . Number::format($failedRowsCount) . ' ' . str('row')->plural($failedRowsCount) . ' failed to export.';
+        }
+
+        return $body;
+    }
+}

database/migrations/2025_11_02_175258_create_notifications_table.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('notifications', function (Blueprint $table) {
+            $table->uuid('id')->primary();
+            $table->string('type');
+            $table->morphs('notifiable');
+            $table->text('data');
+            $table->timestamp('read_at')->nullable();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('notifications');
+    }
+};

database/migrations/2025_11_02_175259_create_imports_table.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('imports', function (Blueprint $table): void {
+            $table->id();
+            $table->timestamp('completed_at')->nullable();
+            $table->string('file_name');
+            $table->string('file_path');
+            $table->string('importer');
+            $table->unsignedInteger('processed_rows')->default(0);
+            $table->unsignedInteger('total_rows');
+            $table->unsignedInteger('successful_rows')->default(0);
+            $table->foreignId('user_id')->constrained()->cascadeOnDelete();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('imports');
+    }
+};

database/migrations/2025_11_02_175300_create_exports_table.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('exports', function (Blueprint $table): void {
+            $table->id();
+            $table->timestamp('completed_at')->nullable();
+            $table->string('file_disk');
+            $table->string('file_name')->nullable();
+            $table->string('exporter');
+            $table->unsignedInteger('processed_rows')->default(0);
+            $table->unsignedInteger('total_rows');
+            $table->unsignedInteger('successful_rows')->default(0);
+            $table->foreignId('user_id')->constrained()->cascadeOnDelete();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('exports');
+    }
+};

database/migrations/2025_11_02_175301_create_failed_import_rows_table.php

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+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('failed_import_rows', function (Blueprint $table): void {
+            $table->id();
+            $table->json('data');
+            $table->foreignId('import_id')->constrained()->cascadeOnDelete();
+            $table->text('validation_error')->nullable();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('failed_import_rows');
+    }
+};