v20: FIX ROOT CAUSE: Tu van nhanh generic query no longer shows khoa-dien-tu wall; buildSuggestionCards routes generic queries to DIVERSE cards

v19: hard diversity guard — initial list can NEVER fall back to a khóa-only slice; per-family cap in getDiverseProducts + fresh cache-bust + rebuild trigger

v16: restore Malloca combo greeting; Demax detail fix (dict gallery); random category float list

v15: greeting shows diverse random product cards (no fixed khóa cửa default); add getDiverseProducts + getGreetingSuggestions

v14: fix doc to khi mute (unlock audio ctx), combo tra loi ngan gon du ma sp, them ma/model len card SP, system prompt ngan gon

v13: mute mặc định text chat (bỏ TTS khi mute), nút Hỏi AI mỗi card SP, combo kèm mô tả chi tiết 2 SP, khôi phục HOT keywords + tin HOT ở câu chào

Khôi phục 100% về commit 077b53285f03cbd22093c875097dd5e96ba063a5: full restore of target commit tree

restore to c1013cc7ebfdc93cbb55645441528a84d871a052: 100% restore of target commit tree

restore to c1013cc7ebfdc93cbb55645441528a84d871a052: clean wipe

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UI chat: card SP gợi ý mỗi câu trả lời, combo ở câu chào, typing indicator, bỏ **, canh giữa background logo

Đưa nút gợi ý, HOT, hỏi AI SP/tin, combo SP đi qua model google/gemma-4-31B-it

Text chat + tư vấn nhanh dùng google/gemma-4-31B-it qua HF Inference

Extend combo categories (kệ xoong nồi/chén dĩa/dao thớt, giá góc, thùng rác, giá gia vị, khóa cửa) + strict per-category size(mm) filtering + improved multi-term & size search ranking

Extend combo categories (lo nuong, lo vi song, noi chien, may rua chen, may ep/xay) + confirm total-budget pricing & combo tool docs

Distinct context-aware HOT news: single greeting list + different topical list after each answer

Restore Space to 100% of commit c1013cc7ebfdc93cbb55645441528a84d871a052

Remove duplicate greeting HOT list; 20 distinct HOT keywords; context-aware distinct news after each answer

Fix combo: total-budget (sum of items) price + Vietnamese money units (triệu đồng, chục triệu, trăm nghìn, tỷ, word numbers)

Restore to commit 1ab9196 (100% content restore)

Combo total-budget + VN money units; greeting HOT news: 10 distinct keywords (no duplicates); context-aware non-repeating news after each answer

Add Tu van nhanh (quick consult, no avatar) + combo search 2+ products

v12: deferred avatar (modal first) + Lisamy->Sohee voice + reliability instructions

v8: avatar now understands VN via authoritative browser STT (backend audio off) + auto subtitles on in voice

v7: price color fix + V.AISTUDIO order backend sync + browser VN STT + subtitles default on

v6: editable SL+ghi chú in order detail modal, strict VN subtitle STT (no en-US fallback)

Voice+order fixes: subtitles default ON, VN STT user-subtitles, order detail columns, phiếu giao = V.AISTUDIO

Fix: news card image/AI mismatch + per-news contextual questions + robust cart/quote export (images+layout)

Restore to commit bc8bc579774f35c3ece2d10de511e345e40ef9cb

Remove duplicate welcome handlers; step2 wizard handles apply+start

Welcome wizard: step1 pick char -> step2 mode+voice

Round4b: bugfix cart/quote open, floating cart FAB, Excel/PDF/Luu/Don-hang buttons, Mr V/Lisamy character selector with voice

Round4: cart+quote modals, add-to-cart buttons, Ask-AI on news cards, topic-contextual suggestions src/app.js

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[HOT v3 fix] cleanText() strips HTML from article desc so cards render clean.

[HOT v3] Specific detail article cards via /api/news/articles (Google News RSS search per topic); ensure >=10 HOT keywords by padding from real headlines; Ask-AI suggestion pills now dark & on-chatbox (not white bar below input).

Fix HOT tags + news cards: server proxy (CORS fix), add /api/news/topic with concrete links, render cards on avatar/greeting and hot-tag click. Fix syntax error in /api/news/hot route.

Fix HOT tags: hourly TTL, /api/news/hot endpoint, news cards on avatar tap

fix: source card undefined + suggestion/hot tag dark bg (1785728163)

fix: source card undefined + suggestion pill dark bg (1785728142)

fix: add source field to search results, fix suggestion pill CSS black bg

fix: HOT topics fully dynamic - labels from RSS titles, no fixed fallback lists

fix: HOT topics dynamic - remove fixed fallback, use time-based rotating suggestions (1785724539.574715)