feat(reports): drop the report centre intro; docs for self edit and account menu (S3+S4)

「我的报告」 starts at 报告记录: the supporting paragraph and the overview
line are gone. CHANGELOG, DESIGN, the real-device checklist and PROGRESS
for TASK-self-edit-avatar-menu-20260928.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01N4f2nya58RoRu4yEmJgRGE

frontend/src/components/personal-report/personal-report-center.tsx

@@ -3,7 +3,7 @@
 import { AppLink } from "@/components/app-link";
 import { Clock3, FileText, RefreshCw } from "lucide-react";
 import { InlineSpinner } from "@/components/inline-spinner";
-import { useCallback, useEffect, useMemo, useRef, useState } from "react";
+import { useCallback, useEffect, useRef, useState } from "react";
 
 import { SecondaryPageShell } from "@/components/secondary-page-shell";
 import { readCurrentSubjectScope, useCurrentSubjectScope, useCurrentSubjectReady } from "@/lib/current-subject";
@@ -127,11 +127,6 @@ export function PersonalReportCenter() {
     onPoll: refresh,
   });
 
-  const latestReady = useMemo(
-    () => state.reports.find((report) => report.status === "ready") ?? null,
-    [state.reports],
-  );
-
   const removeReport = useCallback((id: string) => {
     deletedIds.current.add(id);
     invalidateReportsPage();
@@ -161,15 +156,6 @@ export function PersonalReportCenter() {
       actions={<GeneratePersonalReportButton onCreated={() => void load()} />}
     >
       <div className="report-center-body">
-      <section className="report-center-hero">
-        <div>
-          <p>有填报到分钟的出生时间即可生成；未校正会标明为方向性参考。只有日期和时段时，完整本命报告需要具体分钟，生时校正可选。与某一次对话无关。创建后会在后台继续处理，你无需停留等待。</p>
-          <p className="report-center-meta" aria-label="报告概览">
-            共 {state.reports.length} 份 · 已完成 {state.reports.filter((report) => report.status === "ready").length} 份 · {hasGenerating ? "有报告生成中" : latestReady ? "最新报告可查看" : "尚待生成"}
-          </p>
-        </div>
-      </section>
-
       <section className="report-center-section">
         <div className="report-center-section-heading">
           <h2>报告记录</h2>