CHANGELOG

NEW Bookmark "study later" on any question
NEW Keyboard shortcuts (press ? anywhere)
NEW Quick filter/search inside quiz banks
NEW Mock Interview mode with timer + score report
NEW Weakness heatmap by ATA chapter on dashboard
NEW Referral program — share to give + earn 30 days Pro
NEW FAQ page + public changelog (this page)
IMPROVED 256 question corrections across 29 banks (FCOM/FCTM cross-checked)
IMPROVED Light theme is now default; dark remains available
IMPROVED Pricing simplified to 4 clear tiers: Lite / A320 / A320+ATPL / Lifetime
FIX 4 JavaScript syntax errors that prevented quizzes from loading
FIX Concept duplicates removed (SLD, ICI, DA, DOW, OEW, WAT Limit, alt*)
FIX Multiple incomplete/awkward questions rewritten for grammar

NEW Admin dashboard with revenue, engagement, content-quality panels
NEW Contact form with Individual vs ATO routing
NEW Firebase event tracking (sign-ups, quiz completions, payments)
NEW Gumroad payment integration
NEW Legal pages: Terms of Service, Privacy Policy (GDPR), About Us
IMPROVED Overhead-panel photo-based questions (12 cropped regions)

NEW 15 overhead-panel identification questions with cropped images
IMPROVED Spaced repetition engine (weak-question boosting)
IMPROVED Source filtering (FCOM / FCTM / PMG / ICAO / books / other)
IMPROVED Streak tracking + milestones (50/100/500/1000 questions)