Add S3 and Wasabi as storage providers (#281)

app/SSH/Storage/S3AbstractStorage.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\SSH\Storage;
+
+abstract class S3AbstractStorage extends AbstractStorage
+{
+    protected ?string $apiUrl = null;
+
+    protected ?string $bucketRegion = null;
+
+    public function getApiUrl(): string
+    {
+        return $this->apiUrl;
+    }
+
+    public function setApiUrl(?string $region = null): void
+    {
+        $this->bucketRegion = $region ?? $this->bucketRegion;
+        $this->apiUrl = "https://s3.{$this->bucketRegion}.amazonaws.com";
+    }
+
+    // Getter and Setter for $bucketRegion
+    public function getBucketRegion(): string
+    {
+        return $this->bucketRegion;
+    }
+
+    public function setBucketRegion(string $region): void
+    {
+        $this->bucketRegion = $region;
+    }
+}