What is New

Spaced Repetition (SM-2) - Neptune now schedules reviews based on your performance, surfacing weak topics more frequently
Progress Dashboard - New mastery rings card showing your status across Rules, Lights, and Verbatim at a glance
Mixed Daily Challenge - Daily sessions now combine COLREGs rules, verbatim recall, and vessel light questions
Multi-Diagram Swipe Viewer - Questions can display multiple diagrams; swipe through them full-screen
Unified Test Summary - Consistent end-of-session summary screen across all quiz types with per-topic breakdown
Resume Verbatim Sessions - Pick up in-progress verbatim tests where you left off
Flag Questions - Flag any question or rule during a session to review later
New Vessel Lights - Added 12m and 7m power-driven vessel configurations; hull display enabled in the night viewer
New Achievements - Verbatim Master and Night ID badges now trackable
Study Walkthrough - Guided onboarding flow for new users
UI Improvements - Redesigned picker sheets, smoother scroll behavior, better icons throughout

Bug Fixes

- Fixed stale question citation rows persisting after an app update
- Fixed progress data not rebuilding correctly after deleting a session
- Fixed sync errors caused by missing SM-2 columns on older installs
- Fixed progress history not backfilling from older test sessions after sync
- Fixed date normalization inconsistencies in the sync service
- Fixed inline answer feedback incorrectly appearing in non fill-in exercises
- Fixed null safety crashes across several study and progress screens
- Fixed diagram colors and references loading incorrectly in the rule detail view