1c9a5e4283
The embedded YouTube player seemed not to work anymore and showed a warning "invalid player configuration". This seems to be related to the iframe being loaded without a referrer to the origin domain. YouTube nowadays requires this (probably to track from which domains a YouTube player is embedded). See also: https://developers.google.com/youtube/terms/required-minimum-functionality#embedded-player-api-client-identity Signed-off-by: Erik Michelson <github@erik.michelson.eu>