fix: resolve ModuleNotFoundError on startup, make matplotlib optional, and clean up imports

Update README.md

feat(seo): configure custom domain https://www.aeternaai.biz.id/ and LinkedIn profile for Faril Putra Pratama in SEO/GEO metadata

docs: add GitHub Star CTA callout and live Star badge to README.md

fix(docs): update architecture diagram in README.md to 100% reflect Python, FastAPI, and Leaflet.js stack

docs: polish README.md with Shields.io badges, GBR R2=98.28% metrics, BPS Jumlah Jiwa scaling, and developer credits

docs: feature lead developer Faril Putra Pratama (@FARILtau72) in README.md for instant indexing

docs: list Faril Putra Pratama as the sole Lead Developer & AI Engineer of Aeterna AI

docs: fix absolute local path link to relative link in README

docs & style: upgrade README to production-grade detail and polish mobile responsive UX layouts

docs: remove redundant Doc.md and FRONTEND_API_DOC.md, keep only BACKEND_DOC.md

docs: update README.md with detailed project details, metrics, endpoints, and deployment guide

UPDATE ALL FEATURE (#3)

FINE TUNING ULANG AI (#1)

Update README.md

Update README.md

Update README.md

Update README.md

initial commit