fix drawer issues

frontend/src/lib/components/FlowBuilder.svelte

@@ -114,6 +114,16 @@
 			stepsState: Record<string, stepState>
 		}
 		noInitial?: boolean
+		onSaveInitial?: ({ path, id }: { path: string; id: string }) => void
+		onSaveDraft?: ({
+			path,
+			savedAtNewPath,
+			newFlow
+		}: {
+			path: string
+			savedAtNewPath: boolean
+			newFlow: boolean
+		}) => void
 	}
 
 	let {

frontend/src/lib/components/common/drawer/Drawer.svelte

@@ -21,7 +21,7 @@
 	}
 
 	let {
-		open = $bindable(false),
+		open = $bindable(undefined),
 		duration = 0.3,
 		placement = 'right',
 		size = '600px',
@@ -35,6 +35,10 @@
 		children
 	}: Props = $props()
 
+	if (open === undefined) {
+		open = false
+	}
+
 	let disposable: Disposable | undefined = $state(undefined)
 
 	let durationMs = $derived(duration * 1000)