add class progress and fix endpoints

tests/Unit/Services/ClassProgress/ClassProgressAttachmentServiceTest.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace Tests\Unit\Services\ClassProgress;
+
+use App\Models\ClassProgressReport;
+use App\Services\ClassProgress\ClassProgressAttachmentService;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Http\UploadedFile;
+use Illuminate\Support\Facades\Storage;
+use Tests\TestCase;
+
+class ClassProgressAttachmentServiceTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function test_store_attachments_persists_records(): void
+    {
+        Storage::fake('public');
+
+        $report = ClassProgressReport::factory()->create();
+        $service = new ClassProgressAttachmentService();
+
+        $files = [UploadedFile::fake()->create('sample.pdf', 12)];
+        $stored = $service->storeAttachments($report->id, $files);
+
+        $this->assertCount(1, $stored);
+        $this->assertDatabaseHas('class_progress_attachments', [
+            'report_id' => $report->id,
+        ]);
+    }
+}