fix: keep western labels near their planets and chats on the current person

Cap planet captions at 30 degrees with a third ring, fall back only within the current person's sessions, and load self when the people catalog fails.

frontend/src/app/(app)/page.tsx

@@ -42,7 +42,8 @@ import { SidebarTrigger } from "@/components/ui/sidebar";
 import { useHomeShellRegistration } from "@/hooks/use-home-shell-registration";
 import { useSessionList } from "@/hooks/use-session-list";
 import { composerDraftSnapshot, setComposerDraft } from "@/lib/composer-draft";
-import { bindCurrentSubjectAccount, useCurrentSubjectProfile } from "@/lib/current-subject";
+import { sessionMatchesSubject } from "@/lib/chat-profile-picker-model";
+import { bindCurrentSubjectAccount, readCurrentSubjectId, useCurrentSubjectProfile } from "@/lib/current-subject";
 import { DailyStarlanguageBinder } from "@/components/daily-starlanguage-binder";
 import { NewChatDeepLink, SynastryDeepLink } from "@/components/people-home-links";
 import { StarterEntries, StarterGreeting } from "@/components/starter-home";
@@ -327,7 +328,7 @@ export default function Home() {
   });
 
   const activeSession = sessions.find((session) => session.id === activeSessionId)
-    ?? sessions.find((session) => session.sessionType !== "birth_time_rectification");
+    ?? sessions.find((session) => session.sessionType !== "birth_time_rectification" && sessionMatchesSubject(session, readCurrentSubjectId()));
   const activeRectificationSession = composerLocksAsRectification(activeSession, sessions);
   const rectificationSurfaceOpen = Boolean(activeRectificationSession && activeSession && activeSession.id === rectificationSessionId);
   const rectificationComposerLocked = Boolean(activeRectificationSession && !rectificationSurfaceOpen);
@@ -505,7 +506,7 @@ export default function Home() {
   const {
     status: chatProfileStatus,
     markReady: markChatProfilesReady,
-    markFailed: markChatProfilesFailed,
+    markDegraded: markChatProfilesDegraded,
     beginReload: beginChatProfileReload,
   } = useChatProfileCatalog(accountId);
   const subjectDeleted = chatSubjectSendBlocked({
@@ -529,8 +530,7 @@ export default function Home() {
       })
       .catch(() => {
         if (chartLibraryLoadedAccount.current !== requested) return;
-        markChatProfilesFailed(requested);
-        setComposerNotice("星盘库暂时无法读取，请重试。");
+        markChatProfilesDegraded(requested);
       });
   }
 
@@ -560,26 +560,7 @@ export default function Home() {
         })
         .catch(() => {
           if (chartLibraryLoadedAccount.current !== accountId) return;
-          markChatProfilesFailed(accountId);
-          setComposerNotice("星盘库暂时无法读取，请重试。", {
-            label: "重试",
-            onClick: () => {
-              beginChatProfileReload();
-              void fetchCloudChartLibrary()
-                .then((cloudLibrary) => {
-                  if (chartLibraryLoadedAccount.current !== accountId) return;
-                  const next = chartLibraryFromCloudOthers(cloudLibrary, profileForLibrary, upsertSelfChart);
-                  setChartLibrary(next);
-                  bindCurrentSubjectAccount(accountId, next.filter((record) => record.role === "other").map((record) => record.id));
-                  markChatProfilesReady(accountId);
-                })
-                .catch(() => {
-                  if (chartLibraryLoadedAccount.current !== accountId) return;
-                  markChatProfilesFailed(accountId);
-                  setComposerNotice("星盘库暂时无法读取，请重试。");
-                });
-            },
-          });
+          markChatProfilesDegraded(accountId);
         });
       void fetchCloudSynastryHistory()
         .then((cloudHistory) => {
@@ -601,7 +582,7 @@ export default function Home() {
         });
     }
     setChartLibrary((current) => upsertSelfChart(current, profileForLibrary));
-  }, [account, accountId, applyCloudSynastryHistory, beginChatProfileReload, clearSynastryHistory, markChatProfilesFailed, markChatProfilesReady, profile]);
+  }, [account, accountId, applyCloudSynastryHistory, beginChatProfileReload, clearSynastryHistory, markChatProfilesDegraded, markChatProfilesReady, profile]);
 
   const profileComplete = isProfileComplete(profile);
   const dailyProfile = useCurrentSubjectProfile(profile);