feat: 优化账户切换时的页面状态一致性，增加登录回跳校验和课程阅读新逻辑

- 增加账户状态监听定时器，页面切换时自动校验账户归属，避免跨账户操作
- 新增登录回跳路径校验函数，限制仅允许指定页面回跳，防止非法跳转
- 课程页改为整篇连续阅读，底部仅一次标记已读，兼容历史记录
- 完善助手、对比页、资料填写页等多处的账户状态校验逻辑，防止错版数据提交
- 优化账户资料请求逻辑，增加版本校验，避免旧请求覆盖新数据

packages/finance/services/compare.uts

@@ -30,6 +30,20 @@ export function saveCompareSelection(assessmentId: string, ids: string[], revisi
 export function compareQuery(assessmentId: string, ids: string[], revisionId: string = ''): string {
     return '?assessmentId=' + encodeURIComponent(assessmentId) + '&productIds=' + ids.join(',') + (revisionId.length > 0 ? '&revisionId=' + revisionId : '')
 }
+// 登录回跳只接受已声明页面与编号，不接受任意URL。
+export function matchReturnPath(page: string, assessmentId: string, rawIds: string, revisionId: string, productId: string = '', group: string = 'eligible', tab: string = 'explanation', from: string = ''): string {
+    if (!['matches','product','compare'].includes(page) || (revisionId.length > 0 && !validRecordId(revisionId))) return ''
+    if (assessmentId.length > 0 ? !validRecordId(assessmentId) : page != 'product') return ''
+    let ids: string[] = []
+    try { ids = parseCompareIds(rawIds) } catch (err) { return '' }
+    if (assessmentId.length == 0 && (revisionId.length > 0 || ids.length > 0)) return ''
+    if (page == 'matches' && !['eligible','ineligible','unknown'].includes(group)) return ''
+    if (page == 'product' && (!validRecordId(productId) || !['explanation','details','conditions'].includes(tab) || (assessmentId.length == 0 && tab == 'explanation') || !['','matches','product','compare','report','next-step','archive'].includes(from))) return ''
+    const query = assessmentId.length > 0 ? compareQuery(assessmentId, ids, revisionId) : '?'
+    if (page == 'matches') return '/packages/finance/matches/matches' + query + '&group=' + group
+    if (page == 'compare') return '/packages/finance/compare/compare' + query
+    return '/packages/finance/product/product' + query + (assessmentId.length > 0 ? '&' : '') + 'productId=' + productId + '&tab=' + tab + '&from=' + from
+}
 export function sameMatchSnapshot(a: MatchDetail, b: MatchDetail): boolean {
     return a.assessmentId == b.assessmentId && a.revisionId == b.revisionId && a.resultVersion == b.resultVersion && a.snapshotId == b.snapshotId && a.ruleVersion == b.ruleVersion && a.orderingVersion == b.orderingVersion
 }