add todo

src/public/js/main.js

@@ -69,6 +69,17 @@ const send = (file, element) => {
             const req = new XMLHttpRequest();
             req.open("POST", "upload");
             req.send(data);
+
+            /* Here we need to store the public key and then wait for a response
+             * from the server. When the server send us a hash of the file
+             * salted (so 2 same file don't have a different URL) we redirect
+             * the user the a wait page so the uploader can copy a link like:
+             * Wait page: https://d/done
+             * Copy link: https://d/file/hash#pub_key_0:pub_key_1
+             * When the user click on the link, he can download the file, asking
+             * to the server with the hash of the link and the public key
+             * encoded in the URL */
+
         });
     });
 };