feat(M2): FR-E6 链接气泡+图片入库——LinkBubbleMenu(编辑/移除href)；ImageView 节点视图(相对路径转 vaultasset:// 协议展示)；assetPickImage/assetWrite IPC + .attachments 入库；剪贴板粘贴图片入库；工具栏 链接/图片/网图 按钮；CSP 放行 vaultasset:；editor-link-image E2E 3 项

apps/desktop/src/renderer/features/editor/ImageView.tsx

@@ -0,0 +1,19 @@
+import { NodeViewWrapper, type NodeViewProps } from '@tiptap/react';
+
+// 相对路径(库内) -> vaultasset:// 可加载 URL；远程/数据 URL 原样透传
+function toDisplaySrc(src: string): string {
+  if (!src) return '';
+  if (/^(https?:|file:|data:|blob:|vaultasset:)/i.test(src)) return src;
+  return 'vaultasset://vault/' + encodeURI(src);
+}
+
+// FR-E6：图片节点视图——相对路径自动转 vaultasset:// 展示，存储保持相对路径可移植
+export function ImageView({ node, selected }: NodeViewProps) {
+  const src = (node.attrs.src as string) || '';
+  const display = toDisplaySrc(src);
+  return (
+    <NodeViewWrapper as="div" className="img-nodeview" style={{ textAlign: 'center', margin: '0.6em 0', outline: selected ? '2px solid #4a6a8a' : 'none' }}>
+      <img src={display} alt={(node.attrs.alt as string) || ''} title={(node.attrs.title as string) || ''} style={{ maxWidth: '100%', borderRadius: 4 }} draggable={false} />
+    </NodeViewWrapper>
+  );
+}