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

app/__init__.py

@@ -1,9 +1,9 @@
-# Intrusion Detection System — app package
-#
-# Package structure:
-#   app/          core domain (analyzers, firewall, detection rules)
-#   app/web/      Flask web UI (app factory, routes, background scan runner)
-#   app/scan/     consolidated scan pipeline + incremental scan state
-#   app/utils/    shared utilities (constants, I/O, models, whitelists, etc.)
-#   app/static/   static assets (CSS, JS)
-#   app/templates/ Jinja2 templates
+# Intrusion Detection System — app package
+#
+# Package structure:
+#   app/          core domain (analyzers, firewall, detection rules)
+#   app/web/      Flask web UI (app factory, routes, background scan runner)
+#   app/scan/     consolidated scan pipeline + incremental scan state
+#   app/utils/    shared utilities (constants, I/O, models, whitelists, etc.)
+#   app/static/   static assets (CSS, JS)
+#   app/templates/ Jinja2 templates