Use APP_VERSION constant for version display

Replaces hardcoded version strings with the APP_VERSION constant in both the main window and About dialog. This ensures version consistency across the application and simplifies future version updates.

src/gui/ytsage_gui_dialogs/ytsage_dialogs_base.py

@@ -19,6 +19,7 @@ from PySide6.QtWidgets import (
     QWidget,
 )
 
+from src import __version__ as APP_VERSION
 from src.utils.ytsage_localization import _
 
 from src.core.ytsage_ffmpeg import get_ffmpeg_path
@@ -159,7 +160,8 @@ class AboutDialog(QDialog):
         layout.addWidget(title_label)
 
         version_label = QLabel(
-            f"<span style='color: #cccccc; font-size: 13px; font-weight: normal;'>{_('about.version', version=getattr(self._parent, 'version', '4.9.2'))}</span>"
+            f"<span style='color: #cccccc; font-size: 13px; font-weight: normal;'>"
+            f"{_('about.version', version=getattr(self._parent, 'version', APP_VERSION))}</span>"
         )
         version_label.setAlignment(Qt.AlignmentFlag.AlignCenter)
         layout.addWidget(version_label)

src/gui/ytsage_gui_main.py

@@ -28,6 +28,7 @@ from PySide6.QtWidgets import (
     QWidget,
 )
 
+from src import __version__ as APP_VERSION
 from src.core.ytsage_downloader import DownloadThread, SignalManager  # Import downloader related classes
 from src.core.ytsage_utils import check_ffmpeg, load_saved_path, parse_yt_dlp_error, save_path, should_check_for_auto_update, validate_video_url
 from src.core.ytsage_yt_dlp import get_yt_dlp_path, setup_ytdlp  # Import the new yt-dlp functions
@@ -78,7 +79,7 @@ class YTSageApp(QMainWindow, FormatTableMixin, VideoInfoMixin):  # Inherit from
         else:
             logger.info(f"Using yt-dlp from: {ytdlp_path}")
 
-        self.version = "4.9.2"
+        self.version = APP_VERSION
         self.check_for_updates()
 
         # Check for auto-updates if enabled