Fix svelte warnings

src/lib/components/desktop/Window.svelte

@@ -80,7 +80,7 @@
 	onfocusin={onfocus}
 >
 	<div class="window-surface">
-		<header class="title-bar" onpointerdown={(event) => trackPointer(event, ondrag)}>
+		<header class="title-bar" role="presentation" onpointerdown={(event) => trackPointer(event, ondrag)}>
 			<span class="title">
 				<span class="app-name"><Icon {icon} width="15" />{title}</span>
 				{#if path}

src/lib/components/terminal/Terminal.svelte

@@ -25,7 +25,7 @@
 	const context: CommandContext = {
 		print: (...newBlocks) => blocks.push(...newBlocks),
 		clear: () => (blocks = []),
-		exit: onexit,
+		exit: () => onexit(),
 		openPage,
 		openUrl,
 		setTheme: (themeId) => themeState.set(themeId),

src/lib/components/viewer/ImageViewer.svelte

@@ -121,7 +121,7 @@
 		'0': controls.fit,
 		r: controls.rotateRight,
 		R: controls.rotateLeft,
-		Escape: onclose
+		Escape: () => onclose()
 	};
 
 	function handleKeydown(event: KeyboardEvent) {