create filesystem abstraction

backend/app/Shared/Files/Filesystem.php

@@ -2,11 +2,13 @@
 
 namespace App\Shared\Files;
 
-interface FileUploader
+interface Filesystem
 {
     public function upload(FileToUpload $file, string $folder): string;
 
     public function url(string $path): string;
 
     public function delete(string $path): void;
+
+    public function read(string $path): ?string;
 }

backend/app/Shared/Files/LaravelFilesystem.php

@@ -5,7 +5,7 @@ namespace App\Shared\Files;
 use Illuminate\Support\Facades\Storage;
 use Illuminate\Support\Str;
 
-class LaravelFileUploader implements FileUploader
+class LaravelFilesystem implements Filesystem
 {
     public function upload(FileToUpload $file, string $folder): string
     {
@@ -25,6 +25,15 @@ class LaravelFileUploader implements FileUploader
         Storage::disk('public')->delete($path);
     }
 
+    public function read(string $path): ?string
+    {
+        if (!Storage::disk('public')->exists($path)) {
+            return null;
+        }
+
+        return Storage::disk('public')->get($path);
+    }
+
     private function extensionFor(FileToUpload $file): string
     {
         $mimeExtensions = [

backend/app/Shared/Files/LaravelStoredFileReader.php

@@ -1,17 +0,0 @@
-<?php
-
-namespace App\Shared\Files;
-
-use Illuminate\Support\Facades\Storage;
-
-class LaravelStoredFileReader implements StoredFileReader
-{
-    public function read(string $path): ?string
-    {
-        if (!Storage::disk('public')->exists($path)) {
-            return null;
-        }
-
-        return Storage::disk('public')->get($path);
-    }
-}

backend/app/Shared/Files/StoredFileReader.php

@@ -1,8 +0,0 @@
-<?php
-
-namespace App\Shared\Files;
-
-interface StoredFileReader
-{
-    public function read(string $path): ?string;
-}