A portable Rust library for working with HackGT's NFC badges
Includes support for: - The HackGT Check-In GraphQL API - Check users in / out and detect repeated check-in attempts - Get information about a user, given their user ID - Get information about current check-in tags - Adding / removing users from a Check-In instance - Finding and initializing ACR122U USB NFC readers - Parsing NFC badge NDEF content into a usable user ID
Used by: - checkin-embedded - checkin-labels