merge: upstream

packages/frontend/src/components/MkPostForm.vue

@@ -699,13 +699,13 @@ async function post(ev?: MouseEvent) {
 	}
 
 	let postData = {
-		text: text === '' ? undefined : text,
+		text: text === '' ? null : text,
 		fileIds: files.length > 0 ? files.map(f => f.id) : undefined,
 		replyId: props.reply ? props.reply.id : undefined,
 		renoteId: props.renote ? props.renote.id : quoteId ? quoteId : undefined,
 		channelId: props.channel ? props.channel.id : undefined,
 		poll: poll,
-		cw: useCw ? cw ?? '' : undefined,
+		cw: useCw ? cw ?? '' : null,
 		localOnly: localOnly,
 		visibility: visibility,
 		visibleUserIds: visibility === 'specified' ? visibleUsers.map(u => u.id) : undefined,