basic homescreen

@types/nextjs-routes.d.ts

@@ -13,7 +13,8 @@ declare module "nextjs-routes" {
   export type Route =
     | DynamicRoute<"/api/auth/[...nextauth]", { "nextauth": string[] }>
     | DynamicRoute<"/api/trpc/[trpc]", { "trpc": string }>
-    | DynamicRoute<"/experiments/[id]", { "id": string }>;
+    | DynamicRoute<"/experiments/[id]", { "id": string }>
+    | StaticRoute<"/">;
 
   interface StaticRoute<Pathname> {
     pathname: Pathname;

src/pages/index.tsx

@@ -0,0 +1,12 @@
+import { Center } from "@chakra-ui/react";
+import AppShell from "~/components/nav/AppShell";
+
+export default function Home() {
+  return (
+    <AppShell title="Experiment not found">
+      <Center h="100vh">
+        <div>Select an experiment from the sidebar to get started!</div>
+      </Center>
+    </AppShell>
+  );
+}