added github information

docs/index.md

@@ -13,10 +13,10 @@ In addition, it is recommended you get a username and
 password for the partner technical documentation.
 
 ## Installation and Setup
-
-1. Install Node.js : https://nodejs.org/en - Note that Oppkey uses [nvm](https://github.com/nvm-sh/nvm) to manage node versions.  However, it may be simpler for you to install node straight from the node site.
-2. In the root directory of the project, run `npm install`
-3. create a `secrets.env` file in the project root. The file has this format:
+1. clone down repo [oppkey-ricoh-viewer-demo-basic](https://github.com/codetricity/oppkey-ricoh-viewer-demo-basic) (recommended) or [oppkey-ricoh360-viewer-demo-with-login](https://github.com/codetricity/oppkey-ricoh360-viewer-demo-with-login) (for cloud deploy with basic password auth)
+1. Install [Node.js](https://nodejs.org/en) - Note that Oppkey uses [nvm](https://github.com/nvm-sh/nvm) to manage node versions.  However, it may be simpler for you to install node straight from the node site.
+1. In the root directory of the project, run `npm install`
+1. create a `secrets.env` file in the project root. The file has this format:
 
 ```text
 CLIENT_ID=<Your unique client id from RICOH for the platform API>
@@ -25,7 +25,7 @@ PRIVATE_KEY="<long private key for the viewer>"
 ``` 
 
 Full `secrets.env` used by Oppkey is available [here](https://github.com/codetricity/oppkey-ricoh-viewer-credentials/blob/main/README.md). The
-private key, client id, and client secret are in a private GitHub repo. If you are a RICOH staff or partner and have authorization to use the Oppkey client id, private key, and client secret, then contact Oppkey and we will send you the file. Otherwise, you will need to use your own keys that you received from RICOH.
+private key, client id, and client secret are in a private GitHub repo. If you are a RICOH staff or partner and have authorization to use the Oppkey client id, private key, and client secret, then contact Oppkey and we will send you the file. Otherwise, please use your own credentials you received from RICOH.
 
 ## Start Server