0.1.0

Added

• Initial release: on-device NFC for Mob apps. (MOB-16)
  • Read NDEF messages — MobNfc.start_reading/2 / stop_reading/1 open a
    reader session; NDEF and tag events arrive as {:nfc, ...} messages.
    MobNfc.available?/0 reports radio presence + enabled state.
  • Raw tag UIDs — start_reading/2 with mode: :tag reads a tag's UID/tech
    without NDEF (iOS NFCTagReaderSession).
  • Write NDEF — MobNfc.write_ndef/3 writes an NDEF message to a tag.
  • Card emulation (HCE) — MobNfc.emulate_ndef/3 / stop_emulation/1
    emulate an NDEF tag (read-only or :writable) via Android HostApduService.
    Android only (iOS has no third-party HCE; it replies :unsupported).
  • iOS CoreNFC; Android NfcAdapter reader mode + HCE. NDEF parse/encode and
    Text/URI helpers in MobNfc.Ndef.