Store the customized Shopro mall so it can be kept on the remote.

Co-authored-by: Cursor <cursoragent@cursor.com>

404.html

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+<html>
+<head><title>404 Not Found</title></head>
+<body>
+<center><h1>404 Not Found</h1></center>
+<hr><center>nginx</center>
+</body>
+</html>