Superset settings via CLI

Change the desktop app's user settings from the command line with superset settings. Works offline, no login required; everything is local to this machine.

Commands

superset settings list                 # every key: value, default, allowed values
superset settings get <key>            # effective value (default if unset)
superset settings set <key> <value>    # validated write
superset settings reset <key>          # back to the app default

superset settings theme list           # system + built-ins + imported custom themes
superset settings theme get
superset settings theme set <id>       # e.g. dark | light | monokai | system | <custom id>
superset settings theme set system --system-light light --system-dark monokai