feat(setup): add platform-connections handoff

docs/release-control/v6/internal/subsystems/agent-lifecycle.md

@@ -149,7 +149,8 @@ management, and fleet control surfaces.
    that route as the first-host install step, and present `Platform
    connections` as the named API-backed alternative for Proxmox, TrueNAS, and
    future provider integrations rather than leaving post-setup next actions
-   implicit.
+   implicit. That API-backed alternative must be a real first-run handoff
+   control, not prose-only guidance.
 6. Keep `frontend-modern/src/components/Settings/InfrastructureInstallerSection.tsx`
    oriented around the first monitored host. Install-token generation,
    governed command copy, and install instructions belong to the canonical

frontend-modern/src/components/SetupWizard/SetupCompletionPanel.tsx

@@ -85,6 +85,7 @@ interface ConnectedAgent {
 
 const RELAY_SETTINGS_PATH = '/settings/system-relay';
 const INFRASTRUCTURE_INSTALL_PATH = '/settings/infrastructure/install';
+const INFRASTRUCTURE_PLATFORMS_PATH = '/settings/infrastructure/platforms';
 const SETUP_WIZARD_TELEMETRY_SURFACE = 'setup_wizard_complete';
 
 const pd = (resource: Resource) =>
@@ -254,6 +255,7 @@ export const SetupCompletionPanel: Component<CompleteStepProps> = (props) => {
   const downloadCredentials = () => {
     const baseUrl = getPulseBaseUrl();
     const installWorkspaceUrl = `${baseUrl.replace(/\/$/, '')}${INFRASTRUCTURE_INSTALL_PATH}`;
+    const platformConnectionsUrl = `${baseUrl.replace(/\/$/, '')}${INFRASTRUCTURE_PLATFORMS_PATH}`;
     const content = `Pulse Credentials
 ==================
 Generated: ${new Date().toISOString()}
@@ -272,12 +274,20 @@ Infrastructure Install Workspace:
 ---------------------------------
 ${installWorkspaceUrl}
 
+Platform Connections Workspace:
+-------------------------------
+${platformConnectionsUrl}
+
 Use the Infrastructure Install workspace to:
 - continue with the first-host install token Pulse prepares from setup
 - choose the agent connection URL
 - configure TLS and custom CA options
 - copy Linux, macOS, Windows, and related install commands
 
+Use the Platform connections workspace when:
+- the first system is API-backed, such as Proxmox or TrueNAS
+- Pulse should poll that platform directly instead of starting with a host install
+
 Keep these credentials secure!
 `;
 
@@ -296,6 +306,10 @@ Keep these credentials secure!
     props.onComplete(INFRASTRUCTURE_INSTALL_PATH);
   };
 
+  const handleOpenPlatformConnections = () => {
+    props.onComplete(INFRASTRUCTURE_PLATFORMS_PATH);
+  };
+
   const handleGoToDashboard = () => {
     props.onComplete('/');
   };
@@ -664,7 +678,7 @@ Keep these credentials secure!
             <div class="mt-2 text-xs text-muted">
               {hasConnectedAgents()
                 ? 'Infrastructure Install stays available any time you want to add more systems later.'
-                : 'Use that workspace any time you want to add more systems later.'}
+                : 'If the first system is API-backed, use Platform connections instead of starting with host install.'}
             </div>
           </div>
           <div class="mt-4 flex flex-col gap-3 sm:flex-row">
@@ -676,6 +690,14 @@ Keep these credentials secure!
             >
               {hasConnectedAgents() ? 'Go to Dashboard' : 'Open Infrastructure Install'}
             </button>
+            <Show when={!hasConnectedAgents()}>
+              <button
+                onClick={handleOpenPlatformConnections}
+                class="inline-flex items-center justify-center gap-2 rounded-md border border-border px-4 py-3 text-sm font-medium text-base-content transition-colors hover:bg-surface-hover"
+              >
+                Open Platform connections
+              </button>
+            </Show>
             <Show when={hasConnectedAgents()}>
               <button
                 onClick={handleOpenInstallWorkspace}

frontend-modern/src/components/SetupWizard/__tests__/SetupCompletionPanel.guardrails.test.ts

@@ -6,15 +6,22 @@ describe('SetupCompletionPanel guardrails', () => {
     expect(setupCompletionPanelSource).toContain(
       "const INFRASTRUCTURE_INSTALL_PATH = '/settings/infrastructure/install';",
     );
+    expect(setupCompletionPanelSource).toContain(
+      "const INFRASTRUCTURE_PLATFORMS_PATH = '/settings/infrastructure/platforms';",
+    );
     expect(setupCompletionPanelSource).toContain('Open Infrastructure Install');
+    expect(setupCompletionPanelSource).toContain('Open Platform connections');
     expect(setupCompletionPanelSource).toContain('Infrastructure Install Workspace');
+    expect(setupCompletionPanelSource).toContain('Platform Connections Workspace');
     expect(setupCompletionPanelSource).toContain('Credentials you must save now');
     expect(setupCompletionPanelSource).toContain('Shown during setup');
     expect(setupCompletionPanelSource).toContain('props.onComplete(INFRASTRUCTURE_INSTALL_PATH);');
+    expect(setupCompletionPanelSource).toContain('props.onComplete(INFRASTRUCTURE_PLATFORMS_PATH);');
     expect(setupCompletionPanelSource).toContain('Use the Infrastructure Install workspace to:');
     expect(setupCompletionPanelSource).toContain(
       'continue with the first-host install token Pulse prepares from setup',
     );
+    expect(setupCompletionPanelSource).toContain('Use the Platform connections workspace when:');
     expect(setupCompletionPanelSource).toContain('configure TLS and custom CA options');
     expect(setupCompletionPanelSource).toContain('runStartProTrialAction({');
     expect(setupCompletionPanelSource).not.toContain('getUpgradeActionUrlOrFallback');
@@ -34,6 +41,9 @@ describe('SetupCompletionPanel guardrails', () => {
     expect(setupCompletionPanelSource).toContain(
       'API-backed platforms like Proxmox and TrueNAS use Platform connections instead of a dedicated install profile in Infrastructure Install.',
     );
+    expect(setupCompletionPanelSource).toContain(
+      'If the first system is API-backed, use Platform connections instead of starting with host install.',
+    );
     expect(setupCompletionPanelSource).not.toContain('Smart Auto-Detection');
     expect(setupCompletionPanelSource).not.toContain('Agent Metrics');
     expect(setupCompletionPanelSource).not.toContain('ProxmoxIcon');
@@ -70,6 +80,7 @@ describe('SetupCompletionPanel guardrails', () => {
     expect(setupCompletionPanelSource).toContain(
       "{hasConnectedAgents() ? 'Go to Dashboard' : 'Open Infrastructure Install'}",
     );
+    expect(setupCompletionPanelSource).toContain('handleOpenPlatformConnections');
     expect(setupCompletionPanelSource).not.toContain(
       "connectedAgents().length > 0 ? 'Go to Dashboard' : 'Open Infrastructure Install'",
     );

frontend-modern/src/components/SetupWizard/__tests__/SetupCompletionPanel.test.tsx

@@ -110,6 +110,7 @@ describe('SetupCompletionPanel', () => {
 
     expect(screen.getByText('What happens next')).toBeInTheDocument();
     expect(screen.getAllByText('Open Infrastructure Install').length).toBeGreaterThan(0);
+    expect(screen.getByRole('button', { name: 'Open Platform connections' })).toBeInTheDocument();
     expect(screen.getByText('Credentials you must save now')).toBeInTheDocument();
     expect(screen.getByText('Shown during setup')).toBeInTheDocument();
     expect(screen.getByText('admin')).toBeInTheDocument();
@@ -147,6 +148,16 @@ describe('SetupCompletionPanel', () => {
     expect(onComplete).toHaveBeenCalledWith('/settings/infrastructure/install');
   });
 
+  it('hands API-backed starts into the canonical platform connections workspace', async () => {
+    const onComplete = vi.fn();
+
+    render(() => <SetupCompletionPanel state={baseState} onComplete={onComplete} />);
+
+    fireEvent.click(screen.getByRole('button', { name: 'Open Platform connections' }));
+
+    expect(onComplete).toHaveBeenCalledWith('/settings/infrastructure/platforms');
+  });
+
   it('downloads credentials that point operators to the install workspace instead of inline commands', async () => {
     const anchorClickMock = vi.fn();
     const createElementSpy = vi.spyOn(document, 'createElement').mockImplementation((tagName) => {
@@ -173,9 +184,14 @@ describe('SetupCompletionPanel', () => {
     expect(content).toContain('Admin API Token:');
     expect(content).toContain('Infrastructure Install Workspace:');
     expect(content).toContain('https://pulse.example.com/settings/infrastructure/install');
+    expect(content).toContain('Platform Connections Workspace:');
+    expect(content).toContain('https://pulse.example.com/settings/infrastructure/platforms');
     expect(content).toContain(
       'continue with the first-host install token Pulse prepares from setup',
     );
+    expect(content).toContain(
+      'the first system is API-backed, such as Proxmox or TrueNAS',
+    );
     expect(content).not.toContain('Example Install Command');
     expect(content).not.toContain('Example Windows Install Command');
 
@@ -229,6 +245,7 @@ describe('SetupCompletionPanel', () => {
     expect(
       screen.getAllByRole('button', { name: 'Open Infrastructure Install' }).length,
     ).toBeGreaterThan(0);
+    expect(screen.queryByRole('button', { name: 'Open Platform connections' })).not.toBeInTheDocument();
 
     const nextStepHeading = screen.getByRole('heading', { name: 'Open your first dashboard view' });
     const nextStepCard = nextStepHeading.closest('div.bg-surface.rounded-md.border.border-border.p-6.text-left.mb-6');

tests/integration/tests/30-setup-platform-connections-handoff.spec.ts

@@ -0,0 +1,28 @@
+import { test, expect } from '@playwright/test';
+
+test.describe('Setup completion platform connections handoff', () => {
+  test('preview exposes Platform connections as the API-backed first-run alternative', async ({
+    page,
+  }) => {
+    await page.goto('/preview/setup-complete', { waitUntil: 'domcontentloaded' });
+
+    await expect(page.getByText('What happens next')).toBeVisible();
+    await expect(page.getByRole('button', { name: 'Open Infrastructure Install' })).toBeVisible();
+    await expect(page.getByRole('button', { name: 'Open Platform connections' })).toBeVisible();
+    await expect(
+      page.getByText(
+        'If the first system is API-backed, use Platform connections instead of starting with host install.',
+      ),
+    ).toBeVisible();
+
+    await page.getByRole('button', { name: 'Open Platform connections' }).click();
+    await page.waitForURL(/\/settings\/infrastructure\/platforms$/, { timeout: 15_000 });
+    await expect(
+      page.getByRole('heading', { name: 'Infrastructure Operations', exact: true }),
+    ).toBeVisible();
+    await expect(page.getByRole('tab', { name: 'Platform connections' })).toHaveAttribute(
+      'aria-selected',
+      'true',
+    );
+  });
+});