fix: load URL without suffix extension in the file name

Author: hamed-musallam

src/utilities/loadFilesFromURLs.ts

@@ -5,7 +5,12 @@ export function loadFilesFromURLs(urls: string[]): Promise<File[]> {
     fetch(url)
       .then((response) => response.arrayBuffer())
       .then((data) => {
-        return new File([data], getFileNameFromURL(url));
+        let name = getFileNameFromURL(url);
+        const hasExtension = name && name.indexOf('.') !== -1;
+        if (!hasExtension) {
+          name = `${name}.zip`;
+        }
+        return new File([data], name);
       }),
   );