Add script to inject iOS app ID to public/.well-known/apple-app-site-association (#66)

* Add script to inject iOS app ID to public/.well-known/apple-app-site-association

* package.json

* Fix typo

* Fix typo

* Fix build

* Debug

* Updated to use "dist" folder

scripts/inject-app-deeplinks.sh

@@ -0,0 +1,19 @@
+#!/bin/sh
+
+source="dist/.well-known/apple-app-site-association"
+if [ ! -f "$source" ]; then
+  echo "Error: $source file not found"
+  exit 1
+fi
+
+app_id=$IOS_APP_ID
+if [ -z "$app_id" ]; then
+  echo "Error: IOS_APP_ID is empty"
+  exit 1
+fi
+
+if [[ "$OSTYPE" == "darwin"* ]]; then
+    sed -i '' "s/{PLACE_YOUR_APP_ID_HERE}/$app_id/g" $source
+else
+    sed -i "s/{PLACE_YOUR_APP_ID_HERE}/$app_id/g" $source
+fi