CLI to update image EXIF locations and times using a GPX track.

Example usage:

go run main.go tag -i ~/Downloads/photos/ -g ~/Downloads/2022-08-01-to-2022-08-07.gpx

Options:

• -i sets the source of images
• -g sets the source of the GPX file
• --dry-run will cause update operations to be printed without edits being made