Crate standalone fs router package (#11)

* refactor: moved fs-router to standalone package

* chore: remove useless split source function

* feat: add simple test cases

* fix: README formatting

* fix: remove useless RouteSubNode

* feat: update version to v0.4.4

packages/fs-router-vite-plugin/vite.config.ts

@@ -0,0 +1,12 @@
+import { defineConfig, mergeConfig } from 'vitest/config'
+import { tanstackBuildConfig } from '@tanstack/config/build'
+
+const config = defineConfig({})
+
+export default mergeConfig(
+  config,
+  tanstackBuildConfig({
+    entry: './src/index.ts',
+    srcDir: './src',
+  }),
+)