remove unnecessary pages and files that came with the Vike init

trpc/router.ts

@@ -1,22 +1,7 @@
-import { router, publicProcedure } from "../trpc/server";
-import { todos } from "../database/todoItems";
+import { router } from "../trpc/server";
 import { chat } from "../pages/chat/trpc";
 
 export const appRouter = router({
-  demo: publicProcedure.query(async () => {
-    return { demo: true };
-  }),
-  onNewTodo: publicProcedure
-    .input((value): string => {
-      if (typeof value === "string") {
-        return value;
-      }
-      throw new Error("Input is not a string");
-    })
-    .mutation(async (opts) => {
-      console.log("Received new todo", { text: opts.input });
-      todos.push({ text: opts.input });
-    }),
   chat,
 });