UI: improve open clan from directory & list machines

pkgs/webview-ui/app/src/App.tsx

@@ -4,17 +4,13 @@ import { Layout } from "./layout/layout";
 import { Route, Router } from "./Routes";
 import { Toaster } from "solid-toast";
 
-// Global state
+// Some global state
 const [route, setRoute] = createSignal<Route>("machines");
-
-const [currClanURI, setCurrClanURI] = createSignal<string>(
-  "/home/johannes/git/testing/xd"
-);
-
-export { currClanURI, setCurrClanURI };
-
 export { route, setRoute };
 
+const [currClanURI, setCurrClanURI] = createSignal<string | null>(null);
+export { currClanURI, setCurrClanURI };
+
 const App: Component = () => {
   return [
     <Toaster position="top-right" />,