googleForms.addItem appends or inserts any supported Forms item.
Example
Inputs
Provideform and item. position is a one-based insertion position. Omit it to append. requiredRevisionId enables optimistic concurrency.
Item types
question:title, optionaldescription/grading, and aquestionconfiguration from Add question.grid:columns,gridType: "multipleChoice" | "checkbox", and rows withtitle, optionalrequiredandquestionId.shuffleRowsis optional.pageBreakortext: optionaltitleanddescription.image: publicsourceUrl, optionalaltText,alignment,width1–740, title, and description.video: a YouTubeyoutubeUrl, optionalcaption,alignment,width1–740, title, and description.
{ account } selects the Google Account binding.
Output
Returns the updatedForm, including Google’s generated IDs. Images must be reachable by Google and videos must use a YouTube watch or share URL.