Restructure sources into app package with unified entry point and update documentation

app.py

@@ -0,0 +1,18 @@
+#!/usr/bin/env python3
+"""Intrusion Detection System — unified entry point.
+
+Runs both copyparty and NPM log analyzers, consolidates blocklist
+candidates, and optionally synchronizes the MikroTik RouterOS firewall.
+
+Usage:
+    python app.py --quiet
+    python app.py --update-firewall --dry-run
+    python app.py --update-firewall
+"""
+
+from __future__ import annotations
+
+from app.scan import main
+
+if __name__ == "__main__":
+    main()