feat: preview expiriment

init commit

feat: reset password

fix: lesson events

fix: components adaptive

feat: add bugreport

feat: add bugreport

feat(bonuses): admin tools

fix: bonus videos uploading

feat: bunus service and migrations

feat: bonus page

feat: coin and lvl migration

feat: user mini profile

feat: add coins to progress serializer

fix: исправлено начисление опыта; feat: implement user coins; create level-grading function based on xp

fix: kafka progress consumer

fix: achievement logic

feat: new features for achievements editor

fix: achievement logic

update README.md