Make the desktop smoke test mode-aware

The dev path (J621_DEV_SERVER) has the Vite origin and no /setup screen, so
the expectations now follow the mode instead of reporting false failures.

desktop/src/main.ts

@@ -444,12 +444,14 @@ function runSmokeTest(win: BrowserWindow): void {
         })()`, true)) as Record<string, unknown>;
 
         const expected: Record<string, unknown> = {
-          origin: APP_ORIGIN,
+          // In dev the window hosts the Vite dev server, which has no /setup
+          // screen (the SPA only asks for a backend in production builds).
+          origin: DEV_SERVER || APP_ORIGIN,
           title: "J621",
           assetOk: true,
           routeOk: true,
           mounted: true,
-          setupOk: true,
+          setupOk: !DEV_SERVER,
           storageOk: true,
           historyOk: true,
           opfsOk: true,