Update docker.md (#470)

docs/install/docker.md

@@ -10,7 +10,7 @@ The following command will automatically pull and launch the latest application
 In this example the image is launched as a container called `keystone` and the API is mapped to port 8000 on the local machine.
 
 ```bash
-docker run --detach --publish 8000:8000 --name keystone ghcr.io/better-hpc/keystone-api
+docker run --detach --publish 8000:80 --name keystone ghcr.io/better-hpc/keystone-api
 ```
 
 The health of the running API instance can be checked by querying the API `health` endpoint.
@@ -28,23 +28,30 @@ New administrator accounts can also be created manually by running the `keystone
 docker exec -i -t keystone keystone-api createsuperuser
 ```
 
-You can test the new credentials by authenticating against the API and generating a pair of JWT tokens.
+Keystone uses session tokens to manage user authentication and permissions
+You can test the new credentials by authenticating against the API and generating a new authentication token.
 
 ```bash
-curl \
-  -X POST \
-  -H "Content-Type: application/json" \
-  -d '{"username": "[USERNAME]", "password": "[PASSWORD]"}' \
-  http://localhost:80/api/token/
+credentials='{"username": "user", "password": "userpassword"}'
+headers='Content-Type: application/json'
+
+curl -s -X POST \
+  -c cookies.txt \
+  -H "$headers" \
+  -d "$credentials" \
+  http://localhost:8000/authentication/login/
+
+cat cookies.txt
 ```
 
-If successful, you will receive a response similar to the following:
+If successful, the cookies file will contain a `sessionid` token similar to the following:
+
+```
+# Netscape HTTP Cookie File
+# https://curl.se/docs/http-cookies.html
+# This file was generated by libcurl! Edit at your own risk.
 
-```json
-{
-  "access": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1c2VyX3BrIjoxLCJ0b2tlbl90eXBlIjoiYWNjZXNzIiwiY29sZF9zdHVmZiI6IuKYgyIsImV4cCI6MTIzNDU2LCJqdGkiOiJmZDJmOWQ1ZTFhN2M0MmU4OTQ5MzVlMzYyYmNhOGJjYSJ9.NHlztMGER7UADHZJlxNG0WSi22a2KaYSfd1S-AuT7lU",
-  "refresh": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1c2VyX3BrIjoxLCJ0b2tlbl90eXBlIjoicmVmcmVzaCIsImNvbGRfc3R1ZmYiOiLimIMiLCJleHAiOjIzNDU2NywianRpIjoiZGUxMmY0ZTY3MDY4NDI3ODg5ZjE1YWMyNzcwZGEwNTEifQ.aEoAYkSJjoWH1boshQAaTkf8G3yn0kapko6HFRt7Rh4"
-}
+#HttpOnly_localhost	FALSE	/	FALSE	1731614955	sessionid	to8ut2q5l2t3trikm8zaq1yh9vstodyq
 ```
 
 !!! important