fix docker readme case

docker/HOW_TO_USE_DOCKER.md

@@ -49,9 +49,9 @@ CHROMA_ENDPOINT='http://host.docker.internal:8000' # Allow docker to look on hos
 
 ```
 
-### Common questions and fixes
+## Common questions and fixes
 
-# API is not working, cannot login, LLM is "offline"?
+### API is not working, cannot login, LLM is "offline"?
 You are likely running the docker container on a remote machine like EC2 or some other instance where the reachable URL
 is not `http://localhost:3001` and instead is something like `http://193.xx.xx.xx:3001` - in this case all you need to do is add the following to your `frontend/.env.production` before running `docker-compose up -d --build`
 ```
@@ -61,7 +61,7 @@ VITE_API_BASE="http://<YOUR_REACHABLE_IP_ADDRESS>:3001/api"
 ```
 For example, if the docker instance is available on `192.186.1.222` your `VITE_API_BASE` would look like `VITE_API_BASE="http://192.186.1.222:3001/api"` in `frontend/.env.production`.
 
-## Still not working?
+### Still not working?
 [Ask for help on Discord](https://discord.gg/6UyHPeGZAC)