feat: 集成图片预览和表格格式化插件到 Markdown 编辑器

src/lib/components/admin/MarkdownEditor.svelte

@@ -19,6 +19,8 @@
 		Strikethrough
 	} from 'lucide-svelte';
 	import { addToast } from '$lib/stores/toast.svelte';
+	import { imagePreviewPlugin } from '$lib/editor/imagePreviewPlugin';
+	import { tableFormatterPlugin } from '$lib/editor/tableFormatterPlugin';
 
 	let {
 		value = $bindable(''),
@@ -118,6 +120,8 @@
 					base: markdownLanguage,
 					codeLanguages: languages
 				}),
+				imagePreviewPlugin,
+				tableFormatterPlugin,
 				customTheme,
 				EditorView.lineWrapping,
 				EditorView.updateListener.of((update) => {