macOS script: Open downloaded file(s) bypassing gatekeeper dialog

dequarantine-and-open.sh

#!/bin/bash
# Either use from the command line, or put in an Automator workflow
# that takes files as input and save it as a Quick Action.
# For bonus points, assign a nice keyboard shortcut.

for file
do
	xattr -r -d com.apple.quarantine "$file"
	open "$file"
done