Kundenseite: Kundenansicht oeffnen, letzter Login, Preview per Einmal-Link

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/pages/CustomerDetailPage.jsx

@@ -1,6 +1,6 @@
 import { useState, useEffect, useCallback } from 'react'
 import { useParams, Link, useNavigate, useSearchParams } from 'react-router-dom'
-import { FaSpinner, FaStar, FaArrowLeft, FaFloppyDisk, FaArrowUp, FaKey, FaArrowUpRightFromSquare, FaBoxArchive, FaBoxOpen, FaTrash } from 'react-icons/fa6'
+import { FaSpinner, FaStar, FaArrowLeft, FaFloppyDisk, FaArrowUp, FaKey, FaBoxArchive, FaBoxOpen, FaTrash } from 'react-icons/fa6'
 import { databases, DATABASE_ID, COLLECTIONS, Query } from '../lib/appwrite'
 import { PageHeader, Card, Button, Badge, Tabs, EmptyState, Field } from '../components/ui'
 import { StatusPill, UrgentPill } from '../components/ui/StatusPill'
@@ -13,6 +13,9 @@ import { useWebsiteProjects } from '../hooks/useWebsiteProjects'
 import { customerTabs, resolveCustomerTab } from '../lib/customerTabs'
 import { customerStage, isArchived, isInvoiceReady, setCustomerArchived, upgradeToCustomer } from '../lib/leads'
 import CustomerViewLog from '../components/customer/CustomerViewLog'
+import KundenansichtButton from '../components/customer/KundenansichtButton'
+import { getCustomerPortalStatus } from '../lib/teamApi'
+import { formatLastLogin } from '../lib/lastLogin'
 
 const PORTAL_URL = 'https://project.webklar.com'
 
@@ -85,6 +88,7 @@ export default function CustomerDetailPage() {
         subtitle={[customer.location, customer.email, customer.phone].filter(Boolean).join(' · ')}
         actions={
           <>
+            <KundenansichtButton customer={customer} />
             <Button variant="ghost" onClick={toggleArchived}>
               {archived ? <><FaBoxOpen /> Wiederherstellen</> : <><FaBoxArchive /> Archivieren</>}
             </Button>
@@ -200,6 +204,15 @@ function PortalAccessCard({ customer, onSaved }) {
 
   const hasAccess = Boolean(customer.portalAccessEnabled && customer.appwriteUserId)
   const currentPassword = getCustomerPortalPassword(customer)
+  // Letzter Login kommt vom Portal (customerPortalAccess), nicht aus dem Kunden-Dokument
+  const [lastLogin, setLastLogin] = useState(undefined)
+  useEffect(() => {
+    let active = true
+    getCustomerPortalStatus(customer.$id)
+      .then((status) => active && setLastLogin(status.lastLoginAt || null))
+      .catch(() => active && setLastLogin(false))
+    return () => { active = false }
+  }, [customer.$id])
 
   const savePassword = async () => {
     if (!customer.email) {
@@ -232,6 +245,11 @@ function PortalAccessCard({ customer, onSaved }) {
           : <Badge tone="muted">kein Zugang</Badge>}
       </div>
 
+      <div className="flex items-center justify-between" style={{ marginBottom: 12 }}>
+        <span className="muted">Letzter Login</span>
+        <span>{lastLogin === undefined ? '…' : lastLogin === false ? 'nicht abrufbar' : formatLastLogin(lastLogin)}</span>
+      </div>
+
       <Field label="Login (E-Mail)">
         <CopyableCredential value={customer.email} label="Login" />
       </Field>
@@ -254,9 +272,7 @@ function PortalAccessCard({ customer, onSaved }) {
         <Button variant="primary" onClick={savePassword} disabled={busy}>
           {busy ? <FaSpinner className="spinner" /> : <><FaKey /> {hasAccess ? 'Passwort ändern' : 'Zugang anlegen'}</>}
         </Button>
-        <Button as="a" href={PORTAL_URL} target="_blank" rel="noreferrer" variant="ghost">
-          <FaArrowUpRightFromSquare /> Portal öffnen
-        </Button>
+        <KundenansichtButton customer={customer} variant="ghost" />
         {msg && <span className="muted">{msg}</span>}
       </div>
       <p className="muted" style={{ marginTop: 8, fontSize: 13 }}>

src/pages/ProjectsPage.jsx

@@ -574,7 +574,7 @@ export default function ProjectsPage() {
                       <FaGlobe style={hostBusyId === project.$id ? { animation: 'spin 1s linear infinite' } : undefined} />
                     </button>
                   ) : (
-                    <PreviewLinkButton href={project.previewUrl} />
+                    <PreviewLinkButton href={project.previewUrl} subdomain={project.subdomain} />
                   )}
                   {hosted && ready && !project.archived && (
                     <button