Prevent meetings from being crawled by Google

debian/jitsi-meet-web.install

 images					/usr/share/jitsi-meet/
 lang					/usr/share/jitsi-meet/
 connection_optimization	/usr/share/jitsi-meet/
+resources/robots.txt	/usr/share/jitsi-meet/
 resources/*.sh			/usr/share/jitsi-meet/scripts/

resources/robots.txt

+User-agent: *
+Allow: /$
+Disallow: /