Add back install

package.json

@@ -146,6 +146,7 @@
     "expo-updates": "~0.26.9",
     "expo-web-browser": "~14.0.1",
     "fast-text-encoding": "^1.0.6",
+    "gretchen": "^1.5.1",
     "history": "^5.3.0",
     "hls.js": "^1.5.11",
     "js-sha256": "^0.9.0",
@@ -180,6 +181,7 @@
     "react-native-pager-view": "6.6.1",
     "react-native-picker-select": "^9.3.1",
     "react-native-progress": "bluesky-social/react-native-progress",
+    "react-native-purchases": "^8.4.0",
     "react-native-qrcode-styled": "^0.3.3",
     "react-native-reanimated": "^3.16.3",
     "react-native-root-siblings": "^4.1.1",