feat(admin-configurator): add guest login screen, responsive navbar menu, fix player modals, sessions and audit logs (fixes #1, #2, #3, #5, #6, #7)

scripts/db.py

@@ -834,7 +834,7 @@ def get_all_active_sessions():
     FROM sessions s
     JOIN users u ON s.user_id = u.id
     WHERE s.expires_at > ?
-    ORDER BY s.last_active DESC
+    ORDER BY COALESCE(NULLIF(s.last_active, ''), s.created_at) DESC
     """, (now_str,))
     rows = cursor.fetchall()
     conn.close()
@@ -844,9 +844,9 @@ def get_all_active_sessions():
         "userId": r["user_id"],
         "username": r["username"],
         "isAdmin": bool(r["is_admin"]),
-        "ipAddress": r["ip_address"] or "",
+        "ipAddress": r["ip_address"] if r["ip_address"] else "127.0.0.1",
         "userAgent": r["user_agent"] or "",
-        "deviceName": r["device_name"] or "Unknown Device",
+        "deviceName": r["device_name"] if r["device_name"] and r["device_name"] != "Unknown Device" else "Браузер",
         "createdAt": r["created_at"],
         "expiresAt": r["expires_at"],
         "lastActive": r["last_active"] or r["created_at"]