회기 집계와 기록 복귀 및 감독 근거 링크 수정

apps/web/src/pages/LearnerHome.tsx

@@ -126,6 +126,10 @@ interface LearnerHomeProps {
   view?: LearnerHomeView;
 }
 
+function isHistoryFilter(value: string | null): value is HistoryFilter {
+  return HISTORY_FILTERS.some((item) => item.value === value);
+}
+
 export default function LearnerHome({ view = "dashboard" }: LearnerHomeProps) {
   const navigate = useNavigate();
   const [searchParams] = useSearchParams();
@@ -168,8 +172,18 @@ export default function LearnerHome({ view = "dashboard" }: LearnerHomeProps) {
   );
   const [memoryLoadState, setMemoryLoadState] =
     useState<MemoryLoadState>("idle");
-  const [historyFilter, setHistoryFilter] = useState<HistoryFilter>("all");
-  const [historyQuery, setHistoryQuery] = useState("");
+  const [localHistoryFilter, setLocalHistoryFilter] =
+    useState<HistoryFilter>("all");
+  const [localHistoryQuery, setLocalHistoryQuery] = useState("");
+  const historyStatusParam = searchParams.get("status");
+  const historyFilter =
+    view === "history"
+      ? isHistoryFilter(historyStatusParam)
+        ? historyStatusParam
+        : "all"
+      : localHistoryFilter;
+  const historyQuery =
+    view === "history" ? (searchParams.get("q") ?? "") : localHistoryQuery;
   const [archiveBusyId, setArchiveBusyId] = useState<string | null>(null);
   const [archiveNotice, setArchiveNotice] = useState<string | null>(null);
   // 중간 폭(≤1180px)에서는 대시보드 섹션을 상단 가로 탭으로 전환한다(2026-07-15 소유자 피드백).
@@ -177,6 +191,46 @@ export default function LearnerHome({ view = "dashboard" }: LearnerHomeProps) {
   const [dashTab, setDashTab] = useState<DashboardTab>("today");
   const dashTabRefs = useRef<Array<HTMLButtonElement | null>>([]);
 
+  const updateHistorySearchParams = (
+    update: (params: URLSearchParams) => void,
+  ) => {
+    const params = new URLSearchParams(searchParams);
+    update(params);
+    const nextSearch = params.toString();
+    navigate(
+      { search: nextSearch ? `?${nextSearch}` : "" },
+      { replace: true },
+    );
+  };
+
+  const setHistoryFilter = (nextFilter: HistoryFilter) => {
+    if (view !== "history") {
+      setLocalHistoryFilter(nextFilter);
+      return;
+    }
+    updateHistorySearchParams((params) => {
+      if (nextFilter === "all") {
+        params.delete("status");
+      } else {
+        params.set("status", nextFilter);
+      }
+    });
+  };
+
+  const setHistoryQuery = (nextQuery: string) => {
+    if (view !== "history") {
+      setLocalHistoryQuery(nextQuery);
+      return;
+    }
+    updateHistorySearchParams((params) => {
+      if (nextQuery.trim()) {
+        params.set("q", nextQuery);
+      } else {
+        params.delete("q");
+      }
+    });
+  };
+
   function handleDashTabKeyDown(
     event: ReactKeyboardEvent<HTMLButtonElement>,
     currentIndex: number,

apps/web/src/pages/SupervisionResearch.tsx

@@ -78,6 +78,17 @@ function shortId(value: string | undefined, length = 12): string {
   return value.length > length ? `${value.slice(0, length)}…` : value;
 }
 
+const LEGACY_TEACHER_SESSION_ROUTE =
+  /^\/teacher\/sessions\/([0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12})\/?$/i;
+
+function normalizeDrilldownRoute(route: string): string {
+  if (route === "/teacher/dashboard") return "/teach";
+  const legacySession = LEGACY_TEACHER_SESSION_ROUTE.exec(route);
+  return legacySession
+    ? `/teach/session/${legacySession[1]}/review`
+    : route;
+}
+
 function driftLabel(status: DriftStatus): string {
   if (status === "stable") return "안정";
   if (status === "drift_flagged") return "드리프트 확인 필요";
@@ -217,7 +228,9 @@ function AttentionWorkbench({ items }: { items: AttentionItem[] }) {
   }
 
   const evidence = selected.evidence_pointer_ids.slice(0, 3);
-  const drilldowns = selected.drilldown_routes.slice(0, 3);
+  const drilldowns = selected.drilldown_routes
+    .slice(0, 3)
+    .map(normalizeDrilldownRoute);
 
   return (
     <div className="g6-workbench">