Revert "feat(topics): add the Topics preview area, its navigation entry and its switch"

This reverts commit c68e833dcc.

src/components/command-palette/__tests__/build-index.test.ts

@@ -12,7 +12,6 @@ function index(over: Partial<PaletteIndexInput> = {}) {
     t,
     modules: {},
     navModules: {},
-    previews: null,
     inSharedRecord: false,
     sections: null,
     isAdmin: false,
@@ -28,16 +27,6 @@ function index(over: Partial<PaletteIndexInput> = {}) {
 
 const ids = (entries: ReturnType<typeof index>) => entries.map((e) => e.id);
 
-describe("buildPaletteIndex — previews", () => {
-  it("offers the Topics page only while the person switched the preview on", () => {
-    expect(ids(index())).not.toContain("nav:/topics");
-    expect(ids(index({ previews: { topics: false } }))).not.toContain(
-      "nav:/topics",
-    );
-    expect(ids(index({ previews: { topics: true } }))).toContain("nav:/topics");
-  });
-});
-
 describe("buildPaletteIndex — modules", () => {
   it("a switched-off module takes its page, its Insights page and its cards along", () => {
     const off = { mood: false, timeline: false, environment: false };

src/components/command-palette/build-index.ts

@@ -18,7 +18,6 @@ import { SETTINGS_SECTIONS } from "@/components/settings/settings-shell";
 import { SUB_PAGE_SLUGS } from "@/lib/insights/sub-page-metric";
 import { MODULE_REGISTRY, type ModuleKey } from "@/lib/modules/registry";
 import { isSurfaceVisible, type SurfaceModuleMap } from "@/lib/modules/surface";
-import type { PreviewFeatures } from "@/lib/settings/preview-features";
 import type { ShareDomain } from "@/lib/sharing/scope";
 
 import {
@@ -75,8 +74,6 @@ export interface PaletteIndexInput {
   modules: SurfaceModuleMap | undefined;
   /** The same map with `coach` following the AI capability (`useNavModules`). */
   navModules: SurfaceModuleMap | undefined;
-  /** The person's own preview opt-ins; null offers no preview page. */
-  previews: PreviewFeatures | null;
   inSharedRecord: boolean;
   /** The shared record's covered sections, when there is one. */
   sections: ReadonlyArray<ShareDomain> | null;
@@ -124,7 +121,6 @@ export function buildPaletteIndex(input: PaletteIndexInput): PaletteEntry[] {
     true,
     input.inSharedRecord,
     input.sections,
-    input.previews,
   );
   const navHrefs = new Set(nav.map((d) => d.href));
   for (const d of nav) {

src/components/command-palette/use-palette-index.ts

@@ -10,7 +10,6 @@ import { useAiCapability } from "@/hooks/use-ai-capability";
 import { useAuth } from "@/hooks/use-auth";
 import { useModuleEnabledState } from "@/hooks/use-module-toggle";
 import { useNavModules } from "@/hooks/use-nav-modules";
-import { usePreviewFeatures } from "@/hooks/use-preview-features";
 import { useRecordCapabilities } from "@/hooks/use-record-capabilities";
 import {
   buildPaletteIndex,
@@ -33,7 +32,6 @@ export function usePaletteIndex(): PaletteEntry[] {
   const { t } = useTranslations();
   const { user } = useAuth();
   const navModules = useNavModules();
-  const previews = usePreviewFeatures();
   const capabilities = useRecordCapabilities();
   const { inSharedRecord, sections, recordKind, level } = capabilities;
   const coach = useAiCapability("coach");
@@ -66,7 +64,6 @@ export function usePaletteIndex(): PaletteEntry[] {
         t,
         modules: user?.modules,
         navModules,
-        previews,
         inSharedRecord,
         sections,
         isAdmin: user?.role === "ADMIN",
@@ -88,7 +85,6 @@ export function usePaletteIndex(): PaletteEntry[] {
       user?.modules,
       user?.role,
       navModules,
-      previews,
       inSharedRecord,
       sections,
       recordKind,