Add financial safety simulator and update README demo

Add FSI fraud detection engine and CSV bank statement parser

Add viral quickstart README section

Add API server, dashboard prototype, AI advisor, ingestion improvements

add gitignore

FSI v1.1: ingestion pipeline, service layer, explainable scoring, Monte Carlo simulation

add FSI HTTP API server

add scenario stress testing and bank contagion simulation

improve contagion simulation demo

add bank failure simulation module

add CLI example for FSI engine

add FSI test results section

add FSI engine test screenshot

fix constants import path in tests

Create README.md for Financial Safety Engine