Introduces hof fmt to format code, in a beta state
- used during code gen, because we need this for diff3 correctness
- subcommand for formatting arbitrary files and managing containers
- adds
prettierandblackformatters to expand languages
Changes:
- update a number of version used during init of various things (mods & gens)
lookuptemplate helper now supports OpenAPI refs#/path/to/thing- fix template path resolving when in gen is run in a subdir
- fixes issue when same outdir is used, with the same gen, from different locations
- shadow dir moved to be next to cue.mod, so that one can gen from any directory
- shadow dir updated to reflect path from CUE mod root output, use this as the path