📚 Improved database structure & utils with new files for shm, wal, and enhanced debugging tools. 🆓

backend/app/utils/queue_manager.py

@@ -55,7 +55,9 @@ def check_printer_status(ip_address: str, timeout: int = 5) -> Tuple[str, bool]:
             cmd,
             capture_output=True,
             text=True,
-            timeout=timeout + 1
+            timeout=timeout + 1,
+            encoding='utf-8',
+            errors='replace'
         )
         
         # Wenn Ping erfolgreich ist, als online betrachten