Deploy Gradio app to HF Spaces

Add CI, typed ORM models, and packaging cleanup

Restructure project layout, modernize stack, and clean up deprecated code

Refactor project structure

Restructure project and add ML model modules

feat: Phase 8 - final evaluation and portfolio polish

feat: Phase 1 - project scaffold and data download

feat: initial commit - Multilingual ABSA project setup with 6 phases, 36 requirements