Initial public release of Web Time Tracker.

Tracks active browsing time per website
Shows total browser time, per-site percentages, and visit counts
Search, sorting, and quick filters (today, 7 days, 30 days, all time)
Daily and weekly charts
JSON export/import (merge or replace)
Auto-backup before reset
Blacklist, hidden sites, optional subdomain merge
Tags and optional usage limits
Local-only data storage (no remote analytics)