fix(usage): preserve platform test contracts

packages/app/src/components/page-layout/index.tsx

@@ -11,6 +11,7 @@ interface PageLayoutProps {
   /** Compact back button. Defaults to navigating back. */
   onBack?: () => void;
   testID?: string;
+  titleTestID?: string;
   children: ReactNode;
 }
 
@@ -19,7 +20,7 @@ interface PageLayoutProps {
  * document heading inside the page and the header only keeps the titlebar drag
  * region and window controls; on compact the title moves into a back header.
  */
-export function PageLayout({ title, onBack, testID, children }: PageLayoutProps) {
+export function PageLayout({ title, onBack, testID, titleTestID, children }: PageLayoutProps) {
   const isCompact = useIsCompactFormFactor();
   const insets = useSafeAreaInsets();
   const scrollContentStyle = useMemo(() => ({ paddingBottom: insets.bottom }), [insets.bottom]);
@@ -31,7 +32,7 @@ export function PageLayout({ title, onBack, testID, children }: PageLayoutProps)
       <ScrollView style={styles.scroll} contentContainerStyle={scrollContentStyle} testID={testID}>
         <View style={styles.content}>
           {showTitle ? (
-            <Text style={styles.title} testID="page-title">
+            <Text style={styles.title} testID={titleTestID ?? "page-title"}>
               {title}
             </Text>
           ) : null}

packages/app/src/screens/settings-screen.tsx

@@ -1478,7 +1478,9 @@ export default function SettingsScreen({ view, openAddHostIntent = null }: Setti
         </WindowChromeRegion>
         <WindowChromeRegion corners="top-right">
           <View style={desktopStyles.contentPane} testID="settings-detail-pane">
-            <PageLayout title={detailTitle}>{content}</PageLayout>
+            <PageLayout title={detailTitle} titleTestID="settings-detail-header-title">
+              {content}
+            </PageLayout>
           </View>
         </WindowChromeRegion>
       </View>

packages/server/src/server/agent/providers/omp/usage-reference.test.ts

@@ -242,13 +242,18 @@ test("named profile ignores agent override and uses existing XDG profile data",
     );
   profileDb.close();
   expect(
-    resolveOmpUsageReference("session-1", "openai-codex", {
-      OMP_PROFILE: "work",
-      PI_PROFILE: "other",
-      PI_CODING_AGENT_DIR: f.agentDir,
-      PI_CONFIG_DIR: join(root, "config"),
-      XDG_DATA_HOME: join(root, "xdg"),
-    }),
+    resolveOmpUsageReference(
+      "session-1",
+      "openai-codex",
+      {
+        OMP_PROFILE: "work",
+        PI_PROFILE: "other",
+        PI_CODING_AGENT_DIR: f.agentDir,
+        PI_CONFIG_DIR: join(root, "config"),
+        XDG_DATA_HOME: join(root, "xdg"),
+      },
+      "linux",
+    ),
   ).toEqual({ source: "codex", input: { accessToken: "profile-token" } });
 });
 

packages/server/src/server/agent/providers/omp/usage-reference.ts

@@ -129,6 +129,7 @@ export function resolveOmpUsageReference(
   sessionId: string,
   provider: string,
   env: NodeJS.ProcessEnv,
+  platform: NodeJS.Platform = process.platform,
 ): UsageReference | null {
   let source: string;
   if (provider === "openai-codex") source = "codex";
@@ -136,7 +137,7 @@ export function resolveOmpUsageReference(
   else return null;
   if (!sessionId) return null;
   // Upstream: packages/utils/src/dirs.ts:82-94,330-343,583-585 (profile, override, agent dir).
-  const paths = resolveOmpDiagnosticPaths(env);
+  const paths = resolveOmpDiagnosticPaths(env, undefined, platform);
   if (hasKeyOverride(provider, env, paths.agentDir)) return null;
   let db: UsageDb;
   try {

packages/server/src/server/plugins/internal-boundary.test.ts

@@ -29,7 +29,7 @@ async function checkInternalPluginBoundary(directory: string): Promise<void> {
       if (hostModules.has(specifier) || isBuiltin(specifier)) continue;
       const resolved = reader.resolve(specifier, file, dependency.kind);
       const relative = resolved && path.relative(directory, resolved);
-      const owned = relative && /^(server|shared)\//.test(relative);
+      const owned = relative && /^(server|shared)[\\/]/.test(relative);
       if (!specifier.startsWith(".") || !owned) {
         throw new Error(`Internal plugin import boundary: ${file} imports ${specifier}`);
       }