feat: initial version of native stack (#102)

packages/native-stack/package.json

@@ -0,0 +1,55 @@
+{
+  "name": "@react-navigation/native-stack",
+  "description": "Native stack navigator component for iOS and Android",
+  "keywords": [
+    "react",
+    "react-native",
+    "react-navigation"
+  ],
+  "version": "5.0.0-alpha.0",
+  "license": "MIT",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/react-navigation/navigation-ex.git",
+    "directory": "packages/native-stack"
+  },
+  "main": "lib/commonjs/index.js",
+  "react-native": "src/index.tsx",
+  "module": "lib/module/index.js",
+  "types": "lib/typescript/native-stack/src/index.d.ts",
+  "files": [
+    "src",
+    "lib"
+  ],
+  "publishConfig": {
+    "access": "public"
+  },
+  "scripts": {
+    "prepare": "bob build",
+    "clean": "del lib"
+  },
+  "dependencies": {
+    "@react-navigation/routers": "^5.0.0-alpha.9"
+  },
+  "devDependencies": {
+    "@react-native-community/bob": "^0.7.0",
+    "del-cli": "^2.0.0",
+    "react-native-screens": "^2.0.0-alpha.3",
+    "typescript": "^3.5.3"
+  },
+  "peerDependencies": {
+    "@react-navigation/core": "^5.0.0-alpha.0",
+    "react": "*",
+    "react-native": "*",
+    "react-native-screens": "^2.0.0-alpha.3"
+  },
+  "@react-native-community/bob": {
+    "source": "src",
+    "output": "lib",
+    "targets": [
+      "commonjs",
+      "module",
+      "typescript"
+    ]
+  }
+}