Extract memind_adm admin server, add local dev tooling, and remove image-generation.

Split platform admin and ops APIs into standalone admin-server.mjs with network guards; simplify billing to RMB token pricing, refactor user auth, and add rsync deploy plus local-test scripts and docs.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/hooks/usePageEditSubChat.ts

@@ -306,12 +306,6 @@ export function usePageEditSubChat({
     }
   }, [connectSubSession, start]);
 
-  const newSession = useCallback(async () => {
-    if (chatState === 'streaming' || chatState === 'loading' || chatState === 'connecting') return;
-    await close({ merge: false });
-    await start();
-  }, [chatState, close, start]);
-
   const startedRef = useRef(false);
 
   useEffect(() => {
@@ -341,7 +335,6 @@ export function usePageEditSubChat({
     dismissNotice,
     retryConnect,
     openRecharge: () => setNotice('余额不足，请充值后继续使用'),
-    newSession,
     close,
   };
 }

src/hooks/useTKMindChat.ts

@@ -507,43 +507,30 @@ export function useTKMindChat(
         setChatState('loading');
         setError(null);
 
-        let sessionId: string | null = null;
+        let sessionId = readStoredSessionId(userRef.current?.id);
+        let staleSession = false;
         let freshSession: Session | null = null;
 
-        setSessionsLoading(true);
-        try {
-          const items = sortAndTrim(await listSessions());
-          setSessions(items);
-          sessionId = items[0]?.id ?? null;
-        } catch {
-          // Fall back to stored session or create a new one when the list is unavailable.
-        } finally {
-          setSessionsLoading(false);
+        if (sessionId) {
+          try {
+            await getSession(sessionId);
+          } catch (err) {
+            if (err instanceof ApiError && (err.status === 403 || err.status === 404 || err.status === 400)) {
+              clearStoredSessionId(userRef.current?.id);
+              sessionId = null;
+              staleSession = true;
+            } else {
+              throw err;
+            }
+          }
         }
 
         if (!sessionId) {
-          let staleSession = false;
-          sessionId = readStoredSessionId(userRef.current?.id);
-          if (sessionId) {
-            try {
-              await getSession(sessionId);
-            } catch (err) {
-              if (err instanceof ApiError && (err.status === 403 || err.status === 404 || err.status === 400)) {
-                clearStoredSessionId(userRef.current?.id);
-                sessionId = null;
-                staleSession = true;
-              } else {
-                throw err;
-              }
-            }
-          }
-
-          if (!sessionId) {
-            freshSession = await startSession();
-            sessionId = freshSession.id;
-            if (staleSession) {
-              setNotice('上次会话已失效，已为你新建对话');
-            }
+          freshSession = await startSession();
+          sessionId = freshSession.id;
+          writeStoredSessionId(userRef.current?.id, sessionId);
+          if (staleSession) {
+            setNotice('上次会话已失效，已为你新建对话');
           }
         }