Replace broken PDF with html2canvas screenshot export on Stats page

Fix PDF: strip emoji/unicode chars that Helvetica can't render

Add PDF report button to frontend/streamlit_app.py sidebar

Add PDF report export - full dashboard data in one click

Remove confidence trend chart and word cloud from Stats view

API quota conservation: scraper polling rate now matches UI refresh interval

Move engagement score section: after cumulative topic, before window snapshot

Move pinned messages to Comments view in all files

Move pinned messages from Stats to Comments view - show above feed

Fix smart filter in both pages/comments.py and frontend/streamlit_app.py

Smart filter: scan full history for last N matching messages + keyword accuracy fixes

Improve keyword accuracy from CSV analysis + gate action_type on topic

Fix syntax error in download button label

Fix all broken emoji/unicode characters in sidebar and UI

Fix video title fetch for live streams + fix subtitle encoding

Fix navigation: use sidebar position, remove dead active_view radio

Fix duplicate widget key - pages now import from shared.py not app.py

Fix session state widget key conflict - use explicit widget keys

Refactor to multi-page navigation - fix view bleeding permanently

Fix view bleed: rerun on view switch to clear all widget state

Fix stats bleeding into comments view - add explicit view guard and cache clear

Add missing ml/action_type_model.py

Sync app.py UI with streamlit_app.py - full feature parity

Remove BART fallback from topic model - fully keyword-based now

Replace ML ensemble with pure keyword sentiment engine

Remove model weights from tracking

docs: add session changelog

fix: replace in-memory store with SQLite so scraper and UI share data across workers

fix: store backlog immediately without ML inference, add per-message error logging

fix: remove cache from load_stream_data so in-memory store is always read fresh

fix: bust cache when store has data so UI shows messages

fix: enable logging output + suppress torchvision watcher noise

fix: add return None in except, improve scraper diagnostics logging

feat: show scraper error in sidebar UI

feat: replace pytchat with YouTube Data API v3 scraper

fix: use pytchat interruptable=False for thread safety

fix: resolve merge conflict in requirements.txt

fix: resolve merge conflicts in Dockerfile and .gitattributes

fix: resolve README merge conflict

fix: remove unsupported width='stretch' from buttons

deploy LivePulse to HF Spaces

initial commit

Duplicate from streamlit/streamlit-template-space

first commit