Experiment-server

Added
- documentation with mkdocs

Fixed
- CLI new-config-file handle error when directory does not exist.

Added
- Allow editing configs for a given block
- Methods to allow resetting participant state to allow the above work
- CLI option to generate new config

Changed
- Allow managing multiple participants
- Generated output can be written to stdout
- Renamed endpoints
- Refactor web ui and related backend
- js/css sources served locally
- Config displayed as table
- Update UI to manage multiple participants
- Uses htmx & alpine
- Added aliases to commands

Added
- Web ui: Adding refresh button and poll every min

Changed
- Web UI:
- Using htmx
- Show status
- Returned json from server is formatted

Added
- `block-id` and `status-string` to api

Changed
- Fix - GET method crashing when getting second parameter meant for POST methods
- Fix - `extends` not working with names not in `order`
- Fix - (1) modification watcher failing when reloading config fails
- Fix - `group` ordering not used when flat array is used in `order`

Added
- Dev tools (debugger and static analyzer)

Changed
- Fix call order in cli