Remove UIcode/server.js and update directory structure

Author: alaaltoros

.gitignore

@@ -119,4 +119,4 @@ fabric.properties
 **/*.rs.bk
 
 enigma-types.h
-UIcode/client/.env.development
+UIcode/.env.development

UIcode/client/.env.example renamed to UIcode/.env.example

@@ -1,25 +1,38 @@
 # React File Upload
 
-> This is a full stack React-Express file uploader but could easily be modified to work with any back-end including cloud storage
+- This is a React UI to interact with the backend and the Enclave service.
+- It is still in development, for now using it client you can report new user data and upload location history.
+- For simplicity, we are currently only supporting Google sign-in
 
 ## Quick Start
 
 ```bash
-# Install dependencies server/client
-npm install
-cd client
+# Install dependencies
 npm install
 
 # Create .env.development file as follows
 touch .env.development
+```
+
+Obtain a Google client ID following the instructions on [https://developers.google.com/identity/sign-in/web/sign-in](https://developers.google.com/identity/sign-in/web/sign-in) and make sure to include the `localhost:3000` to authorized origins.
+Then add this variable to your `.env.development`
+
+```bash
+#set google client id i.e. 119469794689-hhq7rpcmd88c7r5gkiom0u2pakfka3cd.apps.googleusercontent.com
+echo "REACT_APP_GOOGLE_CLIENT_ID=119469794689-hhq7rpcmd88c7r5gkiom0u2pakfka3cd.apps.googleusercontent.com" >> .env.development
+```
 
-# set API url i.e. http://localhost:4080
-echo "REACT_APP_API_URL=http://localhost:4080" >> .env.development
+Top run the backend API check [https://github.com/cmalfesi/SafeTrace/tree/master/backend](https://github.com/cmalfesi/SafeTrace/tree/master/backend)
+Then add the API URL to your `.env.development`
 
+```bash
 #set google client id i.e. 119469794689-hhq7rpcmd88c7r5gkiom0u2pakfka3cd.apps.googleusercontent.com
 echo "REACT_APP_GOOGLE_CLIENT_ID=119469794689-hhq7rpcmd88c7r5gkiom0u2pakfka3cd.apps.googleusercontent.com" >> .env.development
+```
+
+Finally to run the client execute the following commands:
 
+```bash
 # Serve on localhost:3000
-cd client
 npm start
 ```