Refactor Prisma integration and improve project setup

- Move Prisma files to standard /prisma directory
- Remove Turso adapter dependencies for Prisma
- Fix auth configuration in templates
- Update router devtools package name
- Simplify post-installation instructions
- Improve npm scripts with cleaner commands

apps/cli/template/base/packages/client/src/routes/__root.tsx

@@ -9,7 +9,7 @@ import {
   createRootRouteWithContext,
   useRouterState,
 } from "@tanstack/react-router";
-import { TanStackRouterDevtools } from "@tanstack/router-devtools";
+import { TanStackRouterDevtools } from "@tanstack/react-router-devtools";
 import "../index.css";
 
 export interface RouterAppContext {