feat: unified SSOT architecture and scaled vector database ingestion

feat: replaced fragile library with pure JS stealth injection and pinned Python 3.11

feat: added idempotency and upgraded stealth to v1.0.6

feat: add optimized bot with 8 verified government websites (169 items/day) + CI/CD pipeline

adding more sites in bot

fix: add missing os import

feat: activate autonomous scraper