feat(frontend): manage Cognito app clients and users

Adds a users panel under the selected user pool: copyable app client ids, a create-user form that follows the pool's sign-in method, and the user list with delete. Maps the userpools icon key to the Cognito artwork.

packages/frontend/src/components/CognitoUsersPanel.test.tsx

@@ -0,0 +1,89 @@
+import {QueryClient, QueryClientProvider} from '@tanstack/react-query'
+import {render, screen} from '@testing-library/react'
+import userEvent from '@testing-library/user-event'
+import {beforeEach, expect, test, vi} from 'vitest'
+import {CognitoUsersPanel} from './CognitoUsersPanel'
+import type {CloudResource} from '@/types/resource'
+
+const api = vi.hoisted(() => ({
+    deleteFlatItem: vi.fn(),
+    getCloudResource: vi.fn(),
+    listFlatItems: vi.fn(),
+    putFlatItem: vi.fn(),
+}))
+
+vi.mock('@/api/cloudProxyClient', () => api)
+vi.mock('@/lib/accountStore', () => ({useAccountId: () => '000000000000'}))
+
+const summary: CloudResource = {
+    id: 'us-east-1_8e65d229a', name: 'orders-users', cloud: 'aws', service: 'userpools', type: 'user-pool',
+    region: 'us-east-1', createdAt: null, metadata: {},
+}
+
+function pool(signInWith: 'email' | 'username'): CloudResource {
+    return {...summary, metadata: {signInWith, appClients: [{clientId: 'a8e5c7d38d3b4a1a97c9d822de', clientName: 'orders-users-client'}]}}
+}
+
+const alice = {
+    id: 'aa36ecc1-ed8a-43b5-84e9-988398c17436', collectionId: null, timestamp: '2026-10-23T16:01:22.000Z', metadata: {},
+    body: {username: 'aa36ecc1-ed8a-43b5-84e9-988398c17436', email: 'alice@example.com', status: 'CONFIRMED', enabled: true},
+}
+
+function renderPanel() {
+    const client = new QueryClient({defaultOptions: {queries: {retry: false}}})
+    return render(<QueryClientProvider client={client}><CognitoUsersPanel resource={summary} runtimeReachable/></QueryClientProvider>)
+}
+
+beforeEach(() => {
+    vi.clearAllMocks()
+    api.listFlatItems.mockResolvedValue({items: [alice], nextCursor: null})
+    api.putFlatItem.mockResolvedValue(alice)
+    api.deleteFlatItem.mockResolvedValue(undefined)
+})
+
+test('shows the app client id and the pool users', async () => {
+    api.getCloudResource.mockResolvedValue(pool('email'))
+    renderPanel()
+
+    expect(await screen.findByText('a8e5c7d38d3b4a1a97c9d822de')).toBeInTheDocument()
+    expect(screen.getByRole('button', {name: 'Copy Client ID'})).toBeInTheDocument()
+    expect(await screen.findByText('alice@example.com')).toBeInTheDocument()
+    expect(screen.getByText('CONFIRMED')).toBeInTheDocument()
+    expect(api.getCloudResource).toHaveBeenCalledWith('aws', 'userpools', summary.id, expect.anything())
+})
+
+test('creates an email user who can sign in immediately', async () => {
+    const user = userEvent.setup()
+    api.getCloudResource.mockResolvedValue(pool('email'))
+    renderPanel()
+
+    await screen.findByText('a8e5c7d38d3b4a1a97c9d822de')
+    await user.type(screen.getByLabelText('Email'), 'bob@example.com')
+    await user.type(screen.getByLabelText('Password'), 'Passw0rd!')
+    await user.click(screen.getByRole('button', {name: 'Create user'}))
+
+    expect(api.putFlatItem).toHaveBeenCalledWith('aws', 'userpools', summary.id, {email: 'bob@example.com', password: 'Passw0rd!', permanent: true})
+})
+
+test('creates a username user with a temporary password when asked', async () => {
+    const user = userEvent.setup()
+    api.getCloudResource.mockResolvedValue(pool('username'))
+    renderPanel()
+
+    await user.type(await screen.findByLabelText('Username'), 'bob')
+    await user.type(screen.getByLabelText('Password'), 'Passw0rd!')
+    await user.click(screen.getByLabelText(/User can sign in now/))
+    await user.click(screen.getByRole('button', {name: 'Create user'}))
+
+    expect(api.putFlatItem).toHaveBeenCalledWith('aws', 'userpools', summary.id, {username: 'bob', password: 'Passw0rd!', permanent: false})
+})
+
+test('deletes a user by its stored username', async () => {
+    const user = userEvent.setup()
+    api.getCloudResource.mockResolvedValue(pool('email'))
+    renderPanel()
+
+    await user.click(await screen.findByRole('button', {name: 'Delete user alice@example.com'}))
+
+    expect(api.deleteFlatItem).toHaveBeenCalledWith('aws', 'userpools', summary.id, alice.id)
+})

packages/frontend/src/components/CognitoUsersPanel.tsx

@@ -0,0 +1,114 @@
+import {RefreshCw, Trash2} from 'lucide-react'
+import {useMutation, useQuery, useQueryClient} from '@tanstack/react-query'
+import {useEffect, useState} from 'react'
+import {deleteFlatItem, getCloudResource, listFlatItems, putFlatItem} from '@/api/cloudProxyClient'
+import {CopyValueButton} from '@/components/CopyValueButton'
+import {useAccountId} from '@/lib/accountStore'
+import {formatDateTime} from '@/lib/format'
+import type {CloudResource} from '@/types/resource'
+
+type Props = {
+    resource?: CloudResource
+    runtimeReachable: boolean
+}
+
+type AppClient = {clientId: string; clientName: string}
+
+export function CognitoUsersPanel({resource, runtimeReachable}: Props) {
+    const accountId = useAccountId()
+    const queryClient = useQueryClient()
+    const [login, setLogin] = useState('')
+    const [password, setPassword] = useState('')
+    const [permanent, setPermanent] = useState(true)
+    const usersKey = ['cognito-users', accountId, resource?.id]
+
+    // The table row is a list summary; sign-in method and app clients come from the full pool.
+    const poolQuery = useQuery({
+        queryKey: ['cognito-pool', accountId, resource?.id],
+        queryFn: ({signal}) => getCloudResource('aws', 'userpools', resource?.id ?? '', signal),
+        enabled: Boolean(resource) && runtimeReachable,
+    })
+    const usersQuery = useQuery({
+        queryKey: usersKey,
+        queryFn: ({signal}) => listFlatItems('aws', 'userpools', resource?.id ?? '', undefined, signal),
+        enabled: Boolean(resource) && runtimeReachable,
+    })
+
+    useEffect(() => {
+        setLogin('')
+        setPassword('')
+        setPermanent(true)
+    }, [resource?.id])
+
+    const signInWithEmail = poolQuery.data?.metadata.signInWith !== 'username'
+    const createMutation = useMutation({
+        mutationFn: () => putFlatItem('aws', 'userpools', resource?.id ?? '', {
+            ...(signInWithEmail ? {email: login.trim()} : {username: login.trim()}),
+            password,
+            permanent,
+        }),
+        onSuccess: () => {
+            setLogin('')
+            setPassword('')
+            return queryClient.invalidateQueries({queryKey: usersKey})
+        },
+    })
+    const deleteMutation = useMutation({
+        mutationFn: (username: string) => deleteFlatItem('aws', 'userpools', resource?.id ?? '', username),
+        onSuccess: () => queryClient.invalidateQueries({queryKey: usersKey}),
+    })
+
+    if (!resource) {
+        return <section className="table-panel"><div className="empty compact"><h3>Select a user pool</h3><p>Choose a user pool to manage its app clients and users.</p></div></section>
+    }
+
+    const users = usersQuery.data?.items ?? []
+    const appClients = appClientsOf(poolQuery.data)
+    const pending = createMutation.isPending || deleteMutation.isPending
+    const error = poolQuery.error ?? usersQuery.error ?? createMutation.error ?? deleteMutation.error
+    const loginLabel = signInWithEmail ? 'Email' : 'Username'
+
+    return <section className="table-panel" style={{marginTop: 16}} aria-label={`Users in ${resource.name}`}>
+        <div className="input-row resource-table-bar">
+            <div><p className="eyebrow">App clients</p><span className="muted">Use a client ID with the pool ID to sign users in from your app</span></div>
+        </div>
+        {poolQuery.isSuccess && appClients.length === 0 && <p className="muted padded">This pool has no app clients.</p>}
+        {appClients.length > 0 && <div className="cognito-table"><table className="table"><thead><tr><th>Name</th><th>Client ID</th></tr></thead><tbody>{appClients.map((client) => (
+            <tr key={client.clientId}><td>{client.clientName || '—'}</td><td><span className="copy-value mono">{client.clientId}<CopyValueButton value={client.clientId} label="Client ID"/></span></td></tr>
+        ))}</tbody></table></div>}
+
+        <div className="input-row resource-table-bar">
+            <div><p className="eyebrow">Users</p><span className="muted">{users.length} users in {resource.name}</span></div>
+            <button className="button" type="button" disabled={!runtimeReachable || usersQuery.isFetching} onClick={() => { void Promise.all([usersQuery.refetch(), poolQuery.refetch()]) }}><RefreshCw size={14}/>{usersQuery.isFetching ? 'Loading' : 'Refresh'}</button>
+        </div>
+        <form className="dynamic-form" onSubmit={(event) => { event.preventDefault(); if (login.trim() && password) createMutation.mutate() }}>
+            <label className="dynamic-field"><span>{loginLabel}</span><input className="input" type={signInWithEmail ? 'email' : 'text'} value={login} onChange={(event) => setLogin(event.target.value)} autoComplete="off" disabled={pending} required/></label>
+            <label className="dynamic-field"><span>Password</span><input className="input" type="password" value={password} onChange={(event) => setPassword(event.target.value)} autoComplete="new-password" disabled={pending} required/></label>
+            <label className="dynamic-field dynamic-field--span"><span><input type="checkbox" checked={permanent} onChange={(event) => setPermanent(event.target.checked)} disabled={pending}/> User can sign in now</span><small className="muted">When unchecked the password is temporary and must be changed at first sign-in.</small></label>
+            <div style={{alignSelf: 'end'}}><button className="button primary" type="submit" disabled={!runtimeReachable || !login.trim() || !password || pending}>{createMutation.isPending ? 'Creating' : 'Create user'}</button></div>
+        </form>
+        {error instanceof Error && <p className="error-text compact-text" role="alert">{error.message}</p>}
+        {usersQuery.isLoading && <div className="muted padded">Loading users</div>}
+        {usersQuery.isSuccess && users.length === 0 && <div className="empty compact"><h3>No users</h3><p>Create a user to sign in to apps that use this pool.</p></div>}
+        {users.length > 0 && <div className="cognito-table"><table className="table"><thead><tr><th>{loginLabel}</th><th>Status</th><th>Enabled</th><th>Created</th><th/></tr></thead><tbody>{users.map((user) => {
+            const name = stringValue(user.body.email) || stringValue(user.body.username)
+            return <tr key={user.id}>
+                <td><span className="copy-value">{name}<CopyValueButton value={name} label={loginLabel}/></span></td>
+                <td><code>{stringValue(user.body.status) || '—'}</code></td>
+                <td>{user.body.enabled === false ? 'No' : 'Yes'}</td>
+                <td>{formatDateTime(user.timestamp) ?? '—'}</td>
+                <td><button className="icon-btn danger" type="button" title="Delete user" aria-label={`Delete user ${name}`} disabled={!runtimeReachable || pending} onClick={() => deleteMutation.mutate(user.id)}><Trash2 size={14}/></button></td>
+            </tr>
+        })}</tbody></table></div>}
+    </section>
+}
+
+function appClientsOf(pool?: CloudResource): AppClient[] {
+    const clients = pool?.metadata.appClients
+    if (!Array.isArray(clients)) return []
+    return clients.filter((client): client is AppClient => typeof client?.clientId === 'string' && client.clientId !== '')
+}
+
+function stringValue(value: unknown): string {
+    return typeof value === 'string' ? value : ''
+}

packages/frontend/src/components/DynamicResourceView.tsx

@@ -63,6 +63,7 @@ import { EcrImageBrowser } from "@/components/EcrImageBrowser";
 import { LoadBalancerPanel } from "@/components/LoadBalancerPanel";
 import { TargetGroupPanel } from "@/components/TargetGroupPanel";
 import { LoadBalancerListenerPanel } from "@/components/LoadBalancerListenerPanel";
+import { CognitoUsersPanel } from "@/components/CognitoUsersPanel";
 import { WorkflowExecutionDebugger } from "@/components/WorkflowExecutionDebugger";
 import { CodeBuildPanel } from "@/components/CodeBuildPanel";
 import { CodePipelinePanel } from "@/components/CodePipelinePanel";
@@ -969,6 +970,9 @@ export function DynamicResourceView({
       {service === "loadbalancing" && cloud === "aws" && (
         <LoadBalancerListenerPanel resource={activeSelected} runtimeReachable={canUseRuntime} />
       )}
+      {service === "userpools" && cloud === "aws" && (
+        <CognitoUsersPanel resource={activeSelected} runtimeReachable={canUseRuntime} />
+      )}
       {service === "compute" && (
         <ComputePanel
           cloud={cloud}

packages/frontend/src/components/serviceIcons.tsx

@@ -18,6 +18,7 @@ import {
     ShieldCheck,
     SlidersHorizontal,
     Table2,
+    UsersRound,
     Workflow,
     Waypoints,
     Zap,
@@ -29,6 +30,7 @@ import appConfigIcon from '@/assets/aws-services/appconfig.svg'
 import codeBuildIcon from '../../../../aws-icons-svg/Developer-Tools/CodeBuild.svg'
 import codePipelineIcon from '../../../../aws-icons-svg/Developer-Tools/CodePipeline.svg'
 import codeDeployIcon from '../../../../aws-icons-svg/Developer-Tools/CodeDeploy.svg'
+import cognitoIcon from '../../../../aws-icons-svg/Security-Identity-Compliance/Cognito.svg'
 import cloudFormationIcon from '@/assets/aws-services/cloudformation.svg'
 import cloudWatchLogsIcon from '@/assets/aws-services/cloudwatch-logs.svg'
 import dynamoDbIcon from '@/assets/aws-services/dynamodb.svg'
@@ -84,6 +86,7 @@ const SERVICE_ICONS: Record<string, LucideIcon> = {
     logs: ScrollText,
     iam: ShieldCheck,
     kms: Lock,
+    userpools: UsersRound,
     loadbalancing: Scale,
     parameters: SlidersHorizontal,
     configuration: SlidersHorizontal,
@@ -127,6 +130,7 @@ const AWS_SERVICE_ICON_ASSETS: Record<string, string> = {
     secrets: secretsManagerIcon,
     serverless: lambdaIcon,
     storage: s3Icon,
+    userpools: cognitoIcon,
     workflows: stepFunctionsIcon,
 }