merge: resolve conflicts with main

# ETSI Data Quality Assessment System

Web-based data quality validation tool based on the ETSI data quality framework.

## Structure

- `etsi_dq/` — Core analysis library (6 metrics)

- `api/` — FastAPI backend (14 REST API endpoints)

- `dashboard.py` — Streamlit frontend

## Run

Backend

uvicorn api.main:app --reload --port 8000

Frontend

streamlit run dashboard.py

## Tech Stack

- Frontend: Streamlit

- Backend: FastAPI + Uvicorn

- Analysis: Python, pandas, numpy

- API Docs: http://localhost:8000/docs

                'reliability': 'Reliability',

                'uniqueness': 'Uniqueness',

            }

            api_selected_metrics = []

            for item in (summary_json.get('results') or []):