Cleanup og variabel-synkronisering

- Rydder op i duplicate kode i download_single_file
- Sikrer korrekt type-casting af config-variabler (bool/int)
- Verificerer at alle GUI-parametre læses korrekt i main()

download_sharepoint.py

@@ -306,17 +306,6 @@ def download_single_file(app, drive_id, item_id, local_path, expected_size, disp
         else:
             return False, f"Size mismatch: Remote={expected_size}, Local={final_size}"
             
-    except Exception as e:
-        return False, str(e)
-        if final_size == expected_size:
-            if verify_integrity(local_path, remote_hash):
-                logger.info(f"DONE: {display_name}")
-                return True, None
-            else:
-                return False, "Integrity check failed (Hash mismatch)"
-        else:
-            return False, f"Size mismatch: Remote={expected_size}, Local={final_size}"
-            
     except Exception as e:
         return False, str(e)