FlipWord v1.0.0 - Initial Release

Android app for vocabulary learning using spaced repetition (SM-2 algorithm).

Core features:

• Guest mode + email/password auth with verification
• Card & deck management with auto-fill (translation/definition/example)
• Two learning modes: New Words (swipe/flip) & Review (SM-2 with grading)
• Daily review reminders
• Statistics dashboard (streak, accuracy %, per-deck progress)

Requirements: Android 8.0+