feat: Initialize core application structure including authentication, role-based dashboards, service task management, and integration workflows.

app/Http/Controllers/AttachmentController.php

@@ -0,0 +1,46 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Attachment;
+use App\Models\ServiceTask;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Storage;
+
+class AttachmentController extends Controller
+{
+    public function store(Request $request, ServiceTask $task)
+    {
+        $request->validate([
+            'file' => 'required|file|max:10240', // 10MB max
+        ]);
+
+        $file = $request->file('file');
+        $originalName = $file->getClientOriginalName();
+        $filename = time() . '_' . $originalName;
+        $path = $file->storeAs('attachments/' . $task->id, $filename, 'public');
+
+        $attachment = $task->attachments()->create([
+            'filename' => $filename,
+            'original_name' => $originalName,
+            'path' => $path,
+            'mime_type' => $file->getMimeType(),
+            'size' => $file->getSize(),
+        ]);
+
+        return back()->with('success', 'Fichier ajouté avec succès.');
+    }
+
+    public function download(Attachment $attachment)
+    {
+        return Storage::disk('public')->download($attachment->path, $attachment->original_name);
+    }
+
+    public function destroy(Attachment $attachment)
+    {
+        Storage::disk('public')->delete($attachment->path);
+        $attachment->delete();
+
+        return back()->with('success', 'Fichier supprimé.');
+    }
+}