v0.17.0

• Passing the --header flag multiple times is now supported
• Download remote schemas using a POST request instead of Apollo
• Add a centralized logger with colour support, toggleable via --disableLogColors flag or equivalent config option
• Add a debug mode, toggleable by the --debug flag or DEBUG environment variable
• Add a --help flag and improve the existing help dialog
• Improve CLI experience when user provides no schema
• Re-add support for GraphQL 14 and 15
• Upgrade to React 18
• Switch CI from CircleCI to GitHub Actions
• Add support of type import to --fieldOverrides #375 - dmytro-shpak
• Update next.js mobx, mobx-react and mobx-state-tree versions #376 - Amosel
• Scaffold nullable types as "(type | null)" #378 - smokku
• Add support for graphql-ws (subscriptions only) #381 - ChrisABryant