Update README.md with installation and usage instructions

README.md

@@ -2,12 +2,13 @@
 
 This is a package that creates a fully typed SDK based on your Appwrite collections
 
-- Build using `npm run build`
+> Install using `npm install apptyped`
+
 - Create `.env` with the following:
  - `APPWRITE_ENDPOINT` - The endpoint of your Appwrite instance
  - `APPWRITE_PROJECT_ID` - The ID of your Appwrite project
  - `APPWRITE_API_KEY` - An Appwrite API key is required to generate the types from your collections as well as using the server-side client
-- Run `node lib/index g` to generate the fully typed SDK
+- Run `npx apptyped g` to generate the fully typed SDK
 
 > This SDK is compatible with Appwrite server version 1.4.x