Refactor web_scan.py for improved readability and maintainability; add cron job script for npm log backups; update start.ps1 for consistent formatting.

app.py

@@ -1,55 +1,55 @@
-#!/usr/bin/env python3
-"""Intrusion Detection System — unified entry point.
-
-By default this starts the localhost-only Flask web UI. Pass ``scan`` to
-run the consolidated CLI scan instead.
-
-Usage:
-    python app.py                          # start the web UI (default)
-    python app.py --web-port 54666         # web UI with a custom port
-    python app.py scan [options]           # run the consolidated CLI scan
-"""
-
-from __future__ import annotations
-
-import argparse
-import sys
-
-from app.utils.constants import WEB_HOST, WEB_PORT
-
-
-def _web_parser() -> argparse.ArgumentParser:
-    parser = argparse.ArgumentParser(
-        prog="app.py",
-        description="Intrusion Detection System: web UI (default) or 'scan' subcommand.",
-    )
-    parser.add_argument("--web-host", default=WEB_HOST,
-                        help=f"web UI bind host (default: {WEB_HOST})")
-    parser.add_argument("--web-port", type=int, default=WEB_PORT,
-                        help=f"web UI port (default: {WEB_PORT})")
-    return parser
-
-
-def _run_web(host: str, port: int) -> None:
-    from app.web import serve
-    serve(host=host, port=port)
-
-
-def _run_scan(argv: list[str]) -> None:
-    from app.scan import main as scan_main
-    scan_main(argv)
-
-
-def main() -> None:
-    # `python app.py scan ...` runs the consolidated CLI scan.
-    if len(sys.argv) > 1 and sys.argv[1] == "scan":
-        _run_scan(sys.argv[2:])
-        return
-
-    # Default: start the web UI (parse_known_args tolerates stray flags).
-    args, _ = _web_parser().parse_known_args()
-    _run_web(args.web_host, args.web_port)
-
-
-if __name__ == "__main__":
-    main()
+#!/usr/bin/env python3
+"""Intrusion Detection System — unified entry point.
+
+By default this starts the localhost-only Flask web UI. Pass ``scan`` to
+run the consolidated CLI scan instead.
+
+Usage:
+    python app.py                          # start the web UI (default)
+    python app.py --web-port 54666         # web UI with a custom port
+    python app.py scan [options]           # run the consolidated CLI scan
+"""
+
+from __future__ import annotations
+
+import argparse
+import sys
+
+from app.utils.constants import WEB_HOST, WEB_PORT
+
+
+def _web_parser() -> argparse.ArgumentParser:
+    parser = argparse.ArgumentParser(
+        prog="app.py",
+        description="Intrusion Detection System: web UI (default) or 'scan' subcommand.",
+    )
+    parser.add_argument("--web-host", default=WEB_HOST,
+                        help=f"web UI bind host (default: {WEB_HOST})")
+    parser.add_argument("--web-port", type=int, default=WEB_PORT,
+                        help=f"web UI port (default: {WEB_PORT})")
+    return parser
+
+
+def _run_web(host: str, port: int) -> None:
+    from app.web import serve
+    serve(host=host, port=port)
+
+
+def _run_scan(argv: list[str]) -> None:
+    from app.scan import main as scan_main
+    scan_main(argv)
+
+
+def main() -> None:
+    # `python app.py scan ...` runs the consolidated CLI scan.
+    if len(sys.argv) > 1 and sys.argv[1] == "scan":
+        _run_scan(sys.argv[2:])
+        return
+
+    # Default: start the web UI (parse_known_args tolerates stray flags).
+    args, _ = _web_parser().parse_known_args()
+    _run_web(args.web_host, args.web_port)
+
+
+if __name__ == "__main__":
+    main()