use ENV variables

README.md

@@ -14,6 +14,9 @@ NOTE : If migration fails, try executing migrations manually with `npm run migra
 If everything works correctly, it is possible to connect to database with :  
 `psql -d CrmIntegration -p 5432 -U docker -h localhost`
 
+2. Copy `environment.env` file to `.env` file and make appropriate changes.  
+`BASIC_AUTH_USERNAME` and `BASIC_AUTH_PASSWORD` are required for functional app.
+
 3. Start server : `npm run start-server`
   
 4. Start client : `npm run start-client`