chore: establish signals feature baseline

apps/web/src/routes.ts

@@ -1,4 +1,4 @@
-import { type RouteConfig } from "@react-router/dev/routes";
+import type { RouteConfig } from "@react-router/dev/routes";
 import { flatRoutes } from "@react-router/fs-routes";
 
 export default flatRoutes() satisfies RouteConfig;

apps/web/vite.config.ts

@@ -8,4 +8,7 @@ import tsconfigPaths from "vite-tsconfig-paths";
 export default defineConfig({
   envDir: path.resolve(import.meta.dirname, "../.."),
   plugins: [tailwindcss(), reactRouter(), tsconfigPaths()],
+  resolve: {
+    dedupe: ["convex", "react", "react-dom"],
+  },
 });