Added feature flags system (#803)

* added feature flag system

* Update packages/web/src/core/services/featureFlags.ts

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* remove process.env

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

packages/web/src/App.tsx

@@ -12,6 +12,8 @@ import { Outlet } from "@tanstack/react-router";
 import { TanStackRouterDevtools } from "@tanstack/react-router-devtools";
 import { ErrorBoundary } from "react-error-boundary";
 import { MapProvider } from "react-map-gl/maplibre";
+// Import feature flags and dev overrides
+import "@core/services/dev-overrides.ts";
 
 export function App() {
   const { getDevice } = useDeviceStore();
@@ -31,7 +33,6 @@ export function App() {
           setConnectDialogOpen(open);
         }}
       />
-      {/* <Toaster /> */}
       <TanStackRouterDevtools position="bottom-right" />
       <DeviceWrapper device={device}>
         <div