feat: add upload options for pre-merge, merged, and standalone chat videos

- Updated global schema to include options for uploading original videos before merging, merged videos, and standalone chat videos.
- Modified constants to set default values for new upload options.
- Enhanced FileManager to handle new upload options, including conditional file uploads and deletions based on user configuration.
- Introduced unit tests for command-line argument parsing, configuration loading, and merging logic, ensuring robust handling of new features.
- Added tests for filtering logic, default configurations, and enabled streamer handling.

config/global.json.example

@@ -13,6 +13,9 @@
   "mergeChatLayout": "side-by-side",
   "vodTimeout": 300,
   "uploadCloud": true,
+  "uploadPreMergeVideo": true,
+  "uploadMergedVideo": true,
+  "uploadChatVideo": false,
   "deleteFiles": false,
   "onlyRaw": false,
   "cleanRaw": true,