fix(dashboard): use registry project display names

apps/dashboard/package.json

@@ -6,7 +6,8 @@
   "scripts": {
     "dev": "vite",
     "build": "tsc -b && vite build",
-    "preview": "vite preview"
+    "preview": "vite preview",
+    "test": "bun test"
   },
   "dependencies": {
     "@monaco-editor/react": "^4.7.0",

apps/dashboard/src/components/Breadcrumbs.tsx

@@ -17,6 +17,7 @@ import {
   runPath,
   suitePath,
 } from '~/lib/navigation';
+import { type ProjectDisplayEntry, resolveProjectDisplayName } from '~/lib/project-display-name';
 
 interface BreadcrumbSegment {
   label: string;
@@ -33,7 +34,7 @@ function formatRunLabel(runId: string | undefined): string {
 
 function deriveSegments(
   matches: ReturnType<typeof useMatches>,
-  projectNames: ReadonlyMap<string, string> = new Map(),
+  projects: readonly ProjectDisplayEntry[] = [],
 ): BreadcrumbSegment[] {
   const segments: BreadcrumbSegment[] = [];
 
@@ -46,7 +47,7 @@ function deriveSegments(
     if (routeId === '/' || routeId === '/_layout') continue;
 
     if (routeId.includes('/projects/$projectId') && params.projectId) {
-      const label = projectNames.get(params.projectId) ?? params.projectId;
+      const label = resolveProjectDisplayName(params.projectId, projects);
       const to = projectHomePath(params.projectId);
       if (!segments.some((s) => s.to === to)) {
         segments.push({
@@ -169,10 +170,7 @@ function deriveSegments(
 export function Breadcrumbs() {
   const matches = useMatches();
   const { data: projectData } = useProjectList();
-  const projectNames = new Map(
-    (projectData?.projects ?? []).map((project) => [project.id, project.name]),
-  );
-  const segments = deriveSegments(matches, projectNames);
+  const segments = deriveSegments(matches, projectData?.projects);
 
   if (segments.length === 0) return null;
 

apps/dashboard/src/components/ProjectChromeTitle.test.tsx

@@ -0,0 +1,16 @@
+import { describe, expect, it } from 'bun:test';
+import { renderToStaticMarkup } from 'react-dom/server';
+
+import { ProjectChromeTitle } from './ProjectChromeTitle';
+
+describe('ProjectChromeTitle', () => {
+  it('renders the registry project name as the primary chrome title', () => {
+    const html = renderToStaticMarkup(
+      <ProjectChromeTitle projectId="wtg-ai-prompts" displayName="WTG.AI.Prompts" />,
+    );
+
+    expect(html).toContain('WTG.AI.Prompts');
+    expect(html).toContain('wtg-ai-prompts');
+    expect(html.indexOf('WTG.AI.Prompts')).toBeLessThan(html.indexOf('wtg-ai-prompts'));
+  });
+});

apps/dashboard/src/components/ProjectChromeTitle.tsx

@@ -0,0 +1,23 @@
+/**
+ * Project title used by project-scoped Dashboard chrome.
+ *
+ * The primary label is the registry display name. The URL-safe ID remains
+ * visible as secondary context when it differs, but routes still receive the ID.
+ */
+
+export function ProjectChromeTitle({
+  projectId,
+  displayName,
+}: {
+  projectId: string;
+  displayName: string;
+}) {
+  return (
+    <div>
+      <h1 className="text-2xl font-semibold text-white">{displayName}</h1>
+      {displayName !== projectId ? (
+        <p className="mt-0.5 text-sm text-gray-500">{projectId}</p>
+      ) : null}
+    </div>
+  );
+}

apps/dashboard/src/components/Sidebar.tsx

@@ -33,6 +33,7 @@ import {
   useRunList,
   useStudioConfig,
 } from '~/lib/api';
+import { resolveProjectDisplayName } from '~/lib/project-display-name';
 import { formatRunLabel, timeAgo } from '~/lib/run-label';
 import { useSidebarContext } from '~/lib/sidebar-context';
 
@@ -89,7 +90,7 @@ function BrandHeader({ projectId }: { projectId?: string }) {
 
 function useProjectDisplayName(projectId: string): string {
   const { data } = useProjectList();
-  return data?.projects.find((project) => project.id === projectId)?.name ?? projectId;
+  return resolveProjectDisplayName(projectId, data?.projects);
 }
 
 export function Sidebar() {

apps/dashboard/src/lib/navigation.test.ts

@@ -68,6 +68,7 @@ describe('route path helpers', () => {
     expect(experimentPath('prod-baseline', 'demo project')).toBe(
       '/projects/demo%20project/experiments/prod-baseline',
     );
+    expect(runsHomePath('wtg-ai-prompts')).toBe('/projects/wtg-ai-prompts?tab=runs');
   });
 
   it('keeps unscoped paths for legacy single-project routes', () => {

apps/dashboard/src/lib/project-display-name.test.ts

@@ -0,0 +1,23 @@
+import { describe, expect, it } from 'bun:test';
+
+import { resolveProjectDisplayName } from './project-display-name';
+
+describe('resolveProjectDisplayName', () => {
+  it('uses the registry name for project-scoped dashboard chrome', () => {
+    expect(
+      resolveProjectDisplayName('wtg-ai-prompts', [
+        {
+          id: 'wtg-ai-prompts',
+          name: 'WTG.AI.Prompts',
+        },
+      ]),
+    ).toBe('WTG.AI.Prompts');
+  });
+
+  it('falls back to the URL-safe ID when the registry name is unavailable', () => {
+    expect(resolveProjectDisplayName('wtg-ai-prompts', [])).toBe('wtg-ai-prompts');
+    expect(
+      resolveProjectDisplayName('wtg-ai-prompts', [{ id: 'wtg-ai-prompts', name: '  ' }]),
+    ).toBe('wtg-ai-prompts');
+  });
+});

apps/dashboard/src/lib/project-display-name.ts

@@ -0,0 +1,21 @@
+/**
+ * Resolve the human project name shown in Dashboard chrome.
+ *
+ * Project-scoped URLs use stable registry IDs, while visible chrome should
+ * show the registry name from `/api/projects`. Callers pass the project list
+ * they already fetched and this helper falls back to the ID only when the
+ * registry name is unavailable.
+ */
+
+export interface ProjectDisplayEntry {
+  id: string;
+  name?: string | null;
+}
+
+export function resolveProjectDisplayName(
+  projectId: string,
+  projects: readonly ProjectDisplayEntry[] | undefined,
+): string {
+  const name = projects?.find((project) => project.id === projectId)?.name?.trim();
+  return name || projectId;
+}

apps/dashboard/src/routes/projects/$projectId.tsx

@@ -10,6 +10,7 @@ import { useState } from 'react';
 import { useQuery, useQueryClient } from '@tanstack/react-query';
 import { AnalyticsTab } from '~/components/AnalyticsTab';
 import { ExperimentsTab } from '~/components/ExperimentsTab';
+import { ProjectChromeTitle } from '~/components/ProjectChromeTitle';
 import { RunEvalModal } from '~/components/RunEvalModal';
 import { RunList } from '~/components/RunList';
 import { type RunSourceFilter, RunSourceToolbar } from '~/components/RunSourceToolbar';
@@ -23,6 +24,7 @@ import {
   useRemoteStatus,
   useStudioConfig,
 } from '~/lib/api';
+import { resolveProjectDisplayName } from '~/lib/project-display-name';
 import { buildProjectSyncFeedback } from '~/lib/project-sync-status';
 import { dedupeSyncedRuns } from '~/lib/run-dedupe';
 
@@ -49,22 +51,14 @@ function ProjectHomePage() {
   const { data: config } = useStudioConfig(projectId);
   const { data: projectData } = useProjectList();
   const isReadOnly = config?.read_only === true;
-  const projectName =
-    projectData?.projects.find((project) => project.id === projectId)?.name ??
-    config?.project_name ??
-    projectId;
+  const projectName = resolveProjectDisplayName(projectId, projectData?.projects);
 
   const activeTab: TabId = tabs.some((t) => t.id === tab) ? (tab as TabId) : 'runs';
 
   return (
     <div className="space-y-6">
       <div className="flex items-center justify-between">
-        <div>
-          <h1 className="text-2xl font-semibold text-white">{projectName}</h1>
-          {projectName !== projectId ? (
-            <p className="mt-0.5 text-sm text-gray-500">{projectId}</p>
-          ) : null}
-        </div>
+        <ProjectChromeTitle projectId={projectId} displayName={projectName} />
         {!isReadOnly && (
           <button
             type="button"

package.json

@@ -14,7 +14,7 @@
     "lint": "biome check .",
     "format": "biome format --write .",
     "fix": "biome check --write .",
-    "test": "bun --filter @agentv/core test && bun --filter @agentv/eval test && bun --filter @agentv/phoenix-adapter test && bun --filter agentv test",
+    "test": "bun --filter @agentv/core test && bun --filter @agentv/eval test && bun --filter @agentv/phoenix-adapter test && bun --filter agentv test && bun --filter @agentv/dashboard test",
     "test:watch": "bun --filter @agentv/core test:watch & bun --filter agentv test:watch",
     "agentv": "bun apps/cli/src/cli.ts",
     "agentv:buildrun": "bun run build && bun apps/cli/dist/cli.js",