refactor(tanstackstart-react): mark tunnel route cache key internal

Author: nikolovlazar

packages/tanstackstart-react/src/vite/tunnelRoute.ts

@@ -20,7 +20,7 @@ export interface TunnelRouteOptions {
 const MANAGED_TUNNEL_ROUTE_IMPORT = "SentryManagedTunnelRouteImport";
 const MANAGED_TUNNEL_ROUTE_NAME = "SentryManagedTunnelRoute";
 const MANAGED_TUNNEL_ROUTE_PATH_ENV_KEY =
-  "__SENTRY_TANSTACKSTART_TUNNEL_ROUTE__";
+  "__SENTRY_INTERNAL_TANSTACKSTART_TUNNEL_ROUTE__";
 
 const VIRTUAL_TUNNEL_ROUTE_ID =
   "virtual:sentry-tanstackstart-react/tunnel-route";

packages/tanstackstart-react/test/vite/tunnelRoute.test.ts

@@ -2,7 +2,7 @@ import { afterEach, beforeEach, describe, expect, it } from 'vitest';
 import { vi } from 'vitest';
 import { injectManagedTunnelRoute, makeTunnelRoutePlugin, resolveTunnelRoute } from '../../src/vite/tunnelRoute';
 
-const MANAGED_TUNNEL_ROUTE_PATH_ENV_KEY = '__SENTRY_TANSTACKSTART_TUNNEL_ROUTE__';
+const MANAGED_TUNNEL_ROUTE_PATH_ENV_KEY = '__SENTRY_INTERNAL_TANSTACKSTART_TUNNEL_ROUTE__';
 
 const ROUTE_TREE_SOURCE = `import { Route as rootRouteImport } from './routes/__root'
 import { Route as IndexRouteImport } from './routes/index'