Photo management and various fixes.

- Added admin page to upload and manage media.
- Fixed /setup route.
- Updated dockerfiles to support admin media.
- Improved deploy docs.

src/Service/FileUploaderService.php

@@ -0,0 +1,46 @@
+<?php
+
+namespace App\Service;
+
+use Symfony\Component\HttpFoundation\File\Exception\FileException;
+use Symfony\Component\HttpFoundation\File\UploadedFile;
+use Symfony\Component\String\Slugger\SluggerInterface;
+
+class FileUploaderService
+{
+    public function __construct(
+        private string $targetDirectory,
+        private SluggerInterface $slugger,
+    ) {}
+
+    public function upload(UploadedFile $file): string
+    {
+        $originalFilename = pathinfo($file->getClientOriginalName(), PATHINFO_FILENAME);
+        $safeFilename = $this->slugger->slug($originalFilename);
+        $fileName = $safeFilename . '-' . uniqid() . '.' . $file->guessExtension();
+
+        try {
+            $file->move($this->getTargetDirectory(), $fileName);
+        } catch (FileException $e) {
+            // ... handle exception if something happens during file upload
+        }
+
+        return $fileName;
+    }
+
+    public function deleteFile(string $filepath): bool
+    {
+        if (!$filepath || !is_file($filepath)) {
+            return false;
+        }
+
+        $deleted = unlink($filepath);
+
+        return $deleted;
+    }
+
+    public function getTargetDirectory(): string
+    {
+        return $this->targetDirectory;
+    }
+}