test: prove TechLog UI migration parity

src/features/tech-log/presentation/studio/studio-provider.tsx

@@ -8,6 +8,7 @@ import {
 
 import { isStudioGatewayError } from "../../application/ports/studio-gateway-error.ts";
 import type { StudioGateway } from "../../application/ports/studio-gateway.ts";
+import type { ResolvePublishedLabel } from "../../domain/public-render-content.ts";
 import type {
   WorkingCopy,
   WorkingCopyInput,
@@ -24,6 +25,7 @@ import { useBeforeUnload } from "./components/use-before-unload.ts";
 type StudioProviderProps = Readonly<{
   children: ReactNode;
   createGateway: () => StudioGateway;
+  resolvePublishedLabel?: ResolvePublishedLabel;
   now?: () => Date;
   navigate?: (href: string) => void;
 }>;
@@ -41,9 +43,12 @@ function defaultNavigate(href: string): void {
   window.dispatchEvent(new PopStateEvent("popstate"));
 }
 
+const missingPublishedLabel: ResolvePublishedLabel = () => undefined;
+
 export function StudioProvider({
   children,
   createGateway,
+  resolvePublishedLabel = missingPublishedLabel,
   now = () => new Date("2026-08-14T01:00:00.000Z"),
   navigate = defaultNavigate,
 }: StudioProviderProps) {
@@ -143,6 +148,7 @@ export function StudioProvider({
   const value = useMemo<StudioContextValue>(
     () => ({
       gateway,
+      resolvePublishedLabel,
       now,
       editor,
       requestAnnouncement,
@@ -161,6 +167,7 @@ export function StudioProvider({
       navigateInternal,
       now,
       requestAnnouncement,
+      resolvePublishedLabel,
       setEditorStatus,
       updateEditorDraft,
     ],