* start viz tool
* start work
* more readme
* graceful shutdown that reloader
* add VIZ=1
* aesthetics
* typings
* more work
* work left
* more work on rewrites saving
* maybe try zoom
* add some metadata
* generic extra, show code and ast
* more tooling
* add rewritten graphs
* show graph_rewrites
* small details
* more diff cleanups
* differ as the cherry on top
* no useless styles
---------
Co-authored-by: qazal <qazal.software@gmail.com>
