Fixed all firebase login issues. Added private routes. Reconfigured components and reorganized project.

client/src/utils/private-route.js

@@ -0,0 +1,14 @@
+import React from "react";
+import { Route, Redirect } from "react-router-dom";
+export default ({ component: Component, isAuthorized, ...rest }) => (
+  <Route
+    {...rest}
+    render={props =>
+      isAuthorized === true ? (
+        <Component {...props} />
+      ) : (
+        <Redirect to="/signin" />
+      )
+    }
+  />
+);