add jwt code

README.md

@@ -128,6 +128,7 @@ Although personally I feel that using the docker container is the best way of us
 
 | Name | Description                                                                                                                | Default |
 | ---- | -------------------------------------------------------------------------------------------------------------------------- | ------- |
+| JWT_SECRET | The secret used to sign the JWT token. There is a default value but it is important that you change it to something else| A super strong secret that needs to be changed | 
 | PORT | Change the internal port of the application. If you change this you might have to change your docker configuration as well | (empty) |
 
 ### Setup

docker-compose.yml

@@ -4,7 +4,7 @@ services:
     image: akhilrex/hammond
     container_name: hammond
     environment:
-      - CHECK_FREQUENCY=240
+      - JWT_SECRET = somethingverystrong
     volumes:
       - /path/to/config:/config
       - /path/to/data:/assets