Extract a human-readable message from an OpenCDE server error body. Servers vary: the Foundation API prescribes {message} (see schemas/error.json), OAuth2 uses {error, error_description}, FastAPI emits {detail}.
{message}
schemas/error.json
{error, error_description}
{detail}
Extract a human-readable message from an OpenCDE server error body. Servers vary: the Foundation API prescribes
{message}(seeschemas/error.json), OAuth2 uses{error, error_description}, FastAPI emits{detail}.