stage 1 of doing new cidrs/ site setup

app/web/routes/main.py

@@ -164,6 +164,18 @@ def edit_schedule(schedule_id):
     return render_template('schedule_edit.html', schedule_id=schedule_id)
 
 
+@bp.route('/sites')
+@login_required
+def sites():
+    """
+    Sites management page - manage reusable site definitions.
+
+    Returns:
+        Rendered sites template
+    """
+    return render_template('sites.html')
+
+
 @bp.route('/configs')
 @login_required
 def configs():