fix: address ui review follow-ups

apps/web/components/review/ReviewReport.tsx

@@ -381,6 +381,7 @@ export function ReviewReport({
   const unresolved = unresolvedIndices(drafts).length;
   const reviewing = review.isReviewing;
   const hasReport =
+    initialReview !== undefined ||
     review.state.phase === "done" ||
     review.state.sections.length > 0 ||
     seededConflicts.length > 0 ||

apps/web/components/review/ReviewSectionPanel.tsx

@@ -1,6 +1,6 @@
 "use client";
 
-import type { ReactNode } from "react";
+import { useEffect, useRef, useState, type ReactNode } from "react";
 import { ChevronDown } from "lucide-react";
 
 import { Badge } from "@/components/ui/Badge";
@@ -23,10 +23,21 @@ export function ReviewSectionPanel({
   children,
   defaultOpen = false,
 }: ReviewSectionPanelProps) {
+  const [open, setOpen] = useState(defaultOpen);
+  const previousDefaultOpen = useRef(defaultOpen);
+
+  useEffect(() => {
+    if (defaultOpen && !previousDefaultOpen.current) {
+      setOpen(true);
+    }
+    previousDefaultOpen.current = defaultOpen;
+  }, [defaultOpen]);
+
   return (
     <details
       className="group rounded border border-line bg-bg/45"
-      open={defaultOpen}
+      open={open}
+      onToggle={(event) => setOpen(event.currentTarget.open)}
     >
       <summary className="flex cursor-pointer list-none items-center justify-between gap-3 px-3 py-2">
         <span className="min-w-0">

apps/web/lib/review/chapterNav.test.ts

@@ -0,0 +1,45 @@
+import { describe, expect, it } from "vitest";
+
+import { reviewChapterHref, reviewChapterOptions } from "./chapterNav";
+import type { ChapterEntry } from "@/lib/workbench/chapter";
+
+describe("reviewChapterHref", () => {
+  it("builds the review route for a chapter number", () => {
+    expect(reviewChapterHref("proj-1", 3)).toBe(
+      "/projects/proj-1/review?chapter=3",
+    );
+  });
+
+  it("always targets the review page (not write)", () => {
+    expect(reviewChapterHref("p", 1)).toContain("/review?chapter=1");
+  });
+});
+
+describe("reviewChapterOptions", () => {
+  const chapters: ChapterEntry[] = [
+    { no: 1, title: "开篇" },
+    { no: 2 },
+    { no: 3, title: "转折" },
+  ];
+
+  it("merges outline chapters with the current chapter, sorted ascending", () => {
+    const opts = reviewChapterOptions(chapters, 2);
+    expect(opts.map((o) => o.no)).toEqual([1, 2, 3]);
+  });
+
+  it("includes the current chapter even when it is outside the outline", () => {
+    const opts = reviewChapterOptions(chapters, 9);
+    expect(opts.map((o) => o.no)).toEqual([1, 2, 3, 9]);
+  });
+
+  it("labels each option with chapter number and optional title", () => {
+    const opts = reviewChapterOptions(chapters, 1);
+    expect(opts[0]).toEqual({ no: 1, label: "第 1 章 · 开篇" });
+    expect(opts[1]).toEqual({ no: 2, label: "第 2 章" });
+  });
+
+  it("returns just the current chapter when there is no outline", () => {
+    const opts = reviewChapterOptions([], 4);
+    expect(opts).toEqual([{ no: 4, label: "第 4 章" }]);
+  });
+});

apps/web/lib/review/chapterNav.ts

@@ -0,0 +1,23 @@
+import type { ChapterEntry } from "@/lib/workbench/chapter";
+import { buildChapterEntries } from "@/lib/workbench/chapter";
+
+export interface ReviewChapterOption {
+  no: number;
+  label: string;
+}
+
+export function reviewChapterHref(projectId: string, chapterNo: number): string {
+  return `/projects/${projectId}/review?chapter=${chapterNo}`;
+}
+
+export function reviewChapterOptions(
+  chapters: readonly ChapterEntry[],
+  currentChapterNo: number,
+): ReviewChapterOption[] {
+  return buildChapterEntries(chapters, currentChapterNo).map((chapter) => ({
+    no: chapter.no,
+    label: chapter.title
+      ? `第 ${chapter.no} 章 · ${chapter.title}`
+      : `第 ${chapter.no} 章`,
+  }));
+}