feat: add experimental React Native router adapter

.changeset/native-router-metro-adapter.md

@@ -0,0 +1,11 @@
+---
+'@tanstack/react-native-router': minor
+'@tanstack/router-core': minor
+'@tanstack/router-generator': minor
+'@tanstack/router-plugin': minor
+'@tanstack/react-start': minor
+'@tanstack/start-plugin-core': minor
+'@tanstack/history': patch
+---
+
+Add the experimental React Native router adapter with native stack support, a React Native route-generation target, and Metro integrations for Router file routes and Start server-function transforms.

.gitignore

@@ -84,6 +84,8 @@ vite.config.ts.timestamp_*
 **/llms
 
 **/.tanstack
-
 # eslint-plugin-start perf fixtures
 /e2e/eslint-plugin-start/src/perf/generated
+
+**/ios/**
+**/android/**

.npmrc

@@ -1 +1,8 @@
 provenance=true
+
+# Hoist @babel/* runtime helpers to workspace root so Metro (which has trouble
+# walking pnpm's nested .pnpm/<pkg>@<ver>/node_modules layout) can resolve
+# them via standard node_modules upward traversal. Required for the
+# react-native example. Additive — does not change resolution for other
+# packages.
+public-hoist-pattern[]=@babel/runtime

docs/router/config.json

@@ -258,6 +258,10 @@
         {
           "label": "Render Optimizations",
           "to": "guide/render-optimizations"
+        },
+        {
+          "label": "React Native (Native Stack)",
+          "to": "guide/react-native-native-stack"
         }
       ],
       "frameworks": [