Fix: AttributeError in OCRProcessor and refactor all relative imports to absolute

app/ui/main_window.py

@@ -11,29 +11,29 @@ from tkinter import messagebox, filedialog, scrolledtext
 from app.config.settings import ConfigManager
 from app.core.utils.log_utils import set_log_level
 
-from .theme import THEMES, get_theme_mode, set_theme_mode, create_modern_button, create_card_frame
-from .logging_ui import add_to_log, poll_log_queue
-from .ui_widgets import StatusBar, ToolTip
-from .user_settings import (
+from app.ui.theme import THEMES, get_theme_mode, set_theme_mode, create_modern_button, create_card_frame
+from app.ui.logging_ui import add_to_log, poll_log_queue
+from app.ui.ui_widgets import StatusBar, ToolTip
+from app.ui.user_settings import (
     load_user_settings, save_user_settings, refresh_recent_list_widget,
     _extract_path_from_recent_item, clear_recent_files, RECENT_LIST_WIDGET,
 )
-from .file_operations import (
+from app.ui.file_operations import (
     ensure_directories, open_result_directory, clean_cache,
     clean_data_files, clean_result_files,
 )
-from .action_handlers import (
+from app.ui.action_handlers import (
     process_single_image_with_status, run_pipeline_directly,
     batch_ocr_with_status, batch_process_orders_with_status,
     merge_orders_with_status, process_excel_file_with_status,
     process_dropped_file, batch_process_all_inputs,
 )
-from .memory_editor import show_memory_editor
-from .config_dialog import show_config_dialog
-from .barcode_editor import edit_barcode_mappings
-from .shortcuts import bind_keyboard_shortcuts
+from app.ui.memory_editor import show_memory_editor
+from app.ui.config_dialog import show_config_dialog
+from app.ui.barcode_editor import edit_barcode_mappings
+from app.ui.shortcuts import bind_keyboard_shortcuts
 from app.core.utils.dialog_utils import show_cloud_sync_dialog
-from .db_viewer import show_db_viewer
+from app.ui.db_viewer import show_db_viewer
 
 
 def _init_window():