refactor and restructure pinia store and trpc routers + add members list to account store

server/trpc/routers/auth.router.ts

@@ -0,0 +1,10 @@
+import { protectedProcedure, router } from '../trpc'
+
+export const authRouter = router({
+  getDBUser: protectedProcedure
+    .query(({ ctx }) => {
+      return {
+        dbUser: ctx.dbUser,
+      }
+    }),
+})