added atomic writer action for ctr c abort

Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "event_backtest_engine"
+name = "web_scraper"
 version = "0.1.0"
 edition = "2024"
 authors = ["Your Name <you@example.com>"]
@@ -53,4 +53,8 @@ once_cell = "1.21.3"
 
 # Parallel processing (for batch tickers)
 futures = "0.3"
-rayon = "1.10"  # optional: for parallel price downloads
+rayon = "1.10"  # optional: for parallel price downloads
+
+# Web server for dashboard
+axum = { version = "0.7", features = ["ws"] }
+tokio-tungstenite = "0.21"  # For WebSocket support