* add dev mechanism for making backend unavailable
* handle unavailable backend in html
* fix ordering of /-/ routes
* Add new loader to index.html
* tweak light colours
* fix readme
* add error handling and error state
* use setTimeout for the retry loop
* easier on the comments:
* wip
* docker compose dev setup
* commit new tilt stuff
* move files into own dir
* reset files back to main
* use just one nginx container for both gateway and cdn
* update proxy service name
* make it all work when in subdir
* rename more things
* reset more changes
* fix config
* add makefile command, fix ws upgrade
* add local check script
* tidy
* tidy up, comments, readyme
* codeowners
* change cdn host to localhost to avoid adding host.docker.internal to /etc/hosts
* route POST /login to backend
* Build nginx container with config baked in so it can be live_update-ed
* fix headers
