improve the launcher and application switcher, now laucher become plugin based fully

main.py

@@ -12,6 +12,7 @@ from modules.dock.main import Dock
 from modules.switcher import ApplicationSwitcher
 from modules.osd import OSD
 from modules.launcher import Launcher
+from services.screencapture import ScreenCapture
 
 gi.require_version("GLib", "2.0")
 
@@ -48,6 +49,7 @@ if __name__ == "__main__":
     switcher = ApplicationSwitcher()
     osd = OSD()
     launcher = Launcher()
+    sc = ScreenCapture()
     # Set corners visibility based on config
     corners_visible = config.get("corners_visible", True)
     corners.set_visible(corners_visible)