Added skin route for Minecraft Beta 1.7.3.

src/SkinsRoutes.php

@@ -403,4 +403,27 @@ class SkinsRoutes extends RouteHandler {
             'name' => $linkInfo->getName(),
         ];
     }
+
+    // quirky path and two of them to achieve equal string length with http://s3.amazonaws.com/MinecraftSkins/ for flashii.net and edgii.net
+    #[Route('GET', '/s3MinecraftSkins/:filename')]
+    #[Route('GET', '/s3s3MinecraftSkins/:filename')]
+    public function getS3MinecraftSkin($response, $request, string $name) {
+        $path = pathinfo($name);
+        if(empty($path) || empty($path['filename']) || empty($path['extension']) || $path['extension'] !== 'png')
+            return 404;
+
+        try {
+            $linkInfo = $this->accountLinks->getLink(name: $path['filename']);
+        } catch(RuntimeException $ex) {
+            return 404;
+        }
+
+        $skinInfo = $this->skins->getSkin($linkInfo);
+        if($skinInfo === null)
+            return 404;
+
+        $response->accelRedirect($this->getRemotePath($skinInfo->getHash(), false));
+        $response->setContentType('image/png');
+        $response->setFileName("{$path['filename']}.{$path['extension']}", false);
+    }
 }