chore: add .netlify/state.json

Author: lindsaylevine

.gitignore

@@ -148,4 +148,5 @@ Temporary Items
 
 # End of https://www.toptal.com/developers/gitignore/api/osx,node
 
-.netlify
+demo/.netlify/functions
+demo/.netlify/functions-serve

README.md

@@ -29,7 +29,7 @@ If you'd like to install this plugin at a fixed version, install it via your pac
 
 ```bash
 yarn add @netlify/plugin-angular-universal
-npm install --save @netlify/plugin-angular-universal
+npm install @netlify/plugin-angular-universal
 ```
 
 Read more about [file-based plugin installation](https://docs.netlify.com/configure-builds/build-plugins/#file-based-installation)

demo/.netlify/state.json

@@ -0,0 +1,3 @@
+{
+  "siteId": "0dae6390-88f8-402c-b054-3cf77541cacf"
+}