Update logo: clean transparent-background version

Rename app from VaakSiddhi to Vaakify (visible branding only — backend URLs unchanged)

Complete dark mode rollout, add real logo (centered), fix duplicate flag icons, improve dark gradient contrast

Add dark mode: shared theme system, toggle in sidebar, applied to Sidebar/TherapistInput/PracticeScreen/ResultScreen/CharacterSelect

Fix login input text color, rework spotlight hints to be per-screen (fixes stuck/broken replay), add word-input hint, fix tutorial/spotlight overlap

Add interactive spotlight walkthrough for first-time users, floating replay button

Add name+PIN login with returning-user skip, replace chatbot with skippable step-by-step tutorial

Add name+PIN auth backend with Supabase (login, profile save)

Override phoneme scoring with dedicated confusable-check model, new BOLT starfield backdrop, logo-inspired gradient for unselected states

Rewrite README with full architecture, setup, and deployment docs

Expand Hindi/Kannada confusable phoneme groups (vowel length, glides), check ALL confusable sounds in word not just first

Add CharacterBackdrop to Result, Practice, TherapistInput, and Drill screens

Fix /evaluate 500 crash (stale function name), character voice not passed to /speak/word, speed not applied to Hindi/Kannada TTS

Add local QA-bank chat assistant (no LLM), character backdrops + gradients, config updates

Add per-character pitch shift for Hindi/Kannada TTS, remove caching layer

Fix hook-order crash in AIAssistant, add background cleanup on LanguageSelect unmount

Evict phoneme model on language switch to cap memory to one model at a time

Add Kannada confusable phoneme support via wav2vec2-large-xlsr-kn; expand Hindi groups

Fix huggingface_hub version conflict for transformers

Add dental/retroflex phoneme check via IndicWav2Vec2

fix React error 310 - move body style to useEffect

add sidebar + AI assistant + bust TTS cache v3

add sidebar + AI assistant with character avatar

bust TTS cache with version key

force HF Space restart to clear TTS cache

add persistent Navigator with character + language switcher

fix character voice for speak/word endpoint

fix t naming conflict in PracticeScreen

complete Hindi/Kannada translation: all UI strings, tips, phoneme cards

use deep-translator (Google) for translations

fix ResultScreen i18n: says translation, cache MyMemory translations

fix displayPhoneme object rendering error

translate feedback and acoustic tips to selected language

add multilingual taglines + Indic phoneme display

fix t naming conflict in ResultScreen

fix duplicate import in ResultScreen

indic phoneme display + translated feedback + ResultScreen i18n

use gTTS for Hindi/Kannada TTS instead of Kokoro

pass language to speak/word endpoint from frontend

pass language through all speak endpoints

add romanization for Hindi/Kannada TTS

fix _render signature missing language param

fix t naming conflict - rename card theme to ct

fix t naming conflict in CharacterSelect

fix Hindi/Kannada TTS romanization, CharacterSelect i18n, IPA phoneme display

use word dictionary + MyMemory API for image translation

fix Hindi/Kannada image lookup + i18n PracticeScreen

add multilingual support: language select, i18n, word suggestions, Kannada phonemes, translate endpoint

expand color list and swatches

pure color words show swatch only, no coloring