ФУНКЦИИ - NODEDC LAUNCHER: preserve auth returnTo

src/app/LauncherApp.tsx

@@ -187,7 +187,7 @@ export function LauncherApp() {
   useEffect(() => {
     if (!authSession || authSession.authenticated) return;
 
-    window.location.replace(authSession.loginUrl || "/auth/login");
+    window.location.replace(buildLoginRedirectUrl(authSession.loginUrl));
   }, [authSession]);
 
   useEffect(() => {
@@ -658,3 +658,17 @@ function AuthStateScreen({
     </div>
   );
 }
+
+function buildLoginRedirectUrl(loginUrl?: string) {
+  const url = new URL(loginUrl || "/auth/login", window.location.origin);
+
+  if (!url.searchParams.has("returnTo")) {
+    const returnTo = `${window.location.pathname}${window.location.search}${window.location.hash}`;
+
+    if (returnTo && returnTo !== "/") {
+      url.searchParams.set("returnTo", returnTo);
+    }
+  }
+
+  return url.origin === window.location.origin ? `${url.pathname}${url.search}${url.hash}` : url.toString();
+}