apply same logic as 8adde2b284afcf26738f97f4698adae57dbfa38b to transcribe_task
catch bad URL construction in "destination" method
raise error with appropriate exception class so we pipeline it correctly
Added Facebook-optimized default sharing image
Added dynamic meta tags for the type and url, and modified the image tag to provide a default if there is no item or collection image
Added a variable on the item scope for the default image for open graph sharing
Replaced misaligned image with a new one
Updated the default sharing image
Updated schema