4a83ded0

By: Michael Lynch <git@mtlynch.io>

Clarify caption template ID field

Rename the caption partial data field from ID to CaptionID so template callsites describe that the value identifies the caption media item.
configuredevShellbackendbackend-devcheck-bashcheck-frontendcheck-go-formattingcheck-go-test-packagescheck-trailing-newlinecheck-trailing-whitespacedeploy-to-flydiagramdocker-imagee2e-testsgo-testsimport-from-tinybeanslint-sqllittle-momentslittle-moments-devx86_64-linux