chore: 工具链升级到最新版本（Vite 8 / React 19 / react-router 8 / TS 7 / Go 1.26 依赖更新）

- 前端：vite ^8.2.2、react/react-dom ^19.2.8、react-router ^8.3.1（移除 react-router-dom）、typescript ^7.0.2、zustand ^5.0.15；适配升级带来的类型变化（react-hook-form Resolver、ProseMirror node.parent、tiptap focus 参数、timer undefined 等）
- 后端：升级 gin/jwt/minio-go/gorm/modernc-sqlite/x-crypto 等直接依赖至最新；gowebp v0.1.1 已是最新版本
- tsconfig 移除 baseUrl，paths 改为相对路径以兼容 TS7

frontend/src/components/CommentEditor.tsx

@@ -148,7 +148,9 @@ const CommentEditor = forwardRef<CommentEditorHandle, Props>(function CommentEdi
   useImperativeHandle(ref, () => ({
     getHTML: () => editor ? sanitizeHtml(editor.getHTML()) : value,
     isEmpty: () => editor ? isEditorEmpty(editor) : !value.trim(),
-    focus: (options?: { preventScroll?: boolean }) => { editor?.commands.focus(options); },
+    focus: (options?: { preventScroll?: boolean }) => {
+      editor?.commands.focus(undefined, { scrollIntoView: !options?.preventScroll });
+    },
   }), [editor, value]);
 
   const insertSticker = useCallback((sticker: Sticker) => {