fix: move startup tasks to background, lazy import NeuralProphet/matplotlib

Merge remote master: resolve cache and admin UI conflicts

fix listening-admin-key

feat(cms): implement soft-archive (hide) and restore (unhide) features for tests

Forecast, dashboard, pronunciation, nginx fixes (exclude large ML weights)

add test ielts band for new user

feat: admin add crud conversation and translation practice

covertation + security

Merge branch 'master' of https://github.com/AnhviNguyen/ielts_web

update reading-listening + phát âm vob

feat: imp admin create listening test

feat: impl create speaking test

huy hieu + notification

feat: admin

shadowing

mupdate vocabulary

speaking practice

update reading + listening

first commit