feat: add backup option and move some logic from main to utils

core/utils.py

@@ -0,0 +1,18 @@
+from .types import SubtitleInfo
+
+
+def parse_bazarr_args(args: list) -> SubtitleInfo:
+    """Parses key=value arguments passed by Bazarr."""
+    arg_dict = {}
+    for arg in args[1:]:
+        if '=' in arg:
+            key, value = arg.split('=', 1)
+            arg_dict[key] = value.strip('"').strip("'")  # Clean quotes if present
+
+    return SubtitleInfo(
+        episode_path=arg_dict.get('episode', ''),
+        episode_name=arg_dict.get('episode_name', 'Unknown'),
+        subtitle_path=arg_dict.get('subtitles', ''),
+        episode_language=arg_dict.get('episode_language', 'English'),
+        subtitles_language=arg_dict.get('subtitles_language', 'English')
+    )