feat: add version flag

src/caelestia/parser.py

@@ -8,6 +8,7 @@ from caelestia.utils.wallpaper import get_wallpaper
 
 def parse_args() -> (argparse.ArgumentParser, argparse.Namespace):
     parser = argparse.ArgumentParser(prog="caelestia", description="Main control script for the Caelestia dotfiles")
+    parser.add_argument("-v", "--version", action="store_true", help="print the current version")
 
     # Add subcommand parsers
     command_parser = parser.add_subparsers(