init db + ecc tests + register popup (non functionnal)

src/controllers/main.js

@@ -12,6 +12,9 @@ const mainController = {
   },
   ecc: (req, res) => {
     res.sendFile(path.resolve(__dirname + '/../public/ecc.js'));
+  },
+  popups: (req, res) => {
+    res.sendFile(path.resolve(__dirname + '/../public/popups.js'));
   }
 };