Preview: Bereitschaft aus echtem Zustand statt hasPreview (Standardwert false sperrte Previews)

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

server/routes/auth.js

@@ -26,6 +26,7 @@ import {
   previewSessionCookieOptions,
   verifyPreviewSessionToken,
 } from '../services/previewSession.js'
+import { isPreviewProjectReady } from '../services/previewReadiness.js'
 import { consumeStaffPreviewToken } from '../services/staffPreviewTokens.js'
 import { resolveStaffAccount } from '../services/staffAccount.js'
 import { MFA_COOKIE, MFA_TTL_MS, resendStaffMfa, startStaffMfa, verifyStaffMfa } from '../services/staffMfa.js'
@@ -120,13 +121,6 @@ async function resolveSessionCustomer(session) {
   return customer
 }
 
-function isPreviewProjectReady(project) {
-  if (!project) return false
-  if (project.hasPreview === false) return false
-  const status = (project.provisioningStatus || project.status || '').toLowerCase()
-  return ['ready', 'deployed'].includes(status)
-}
-
 function isAdminSession(session) {
   return session?.role === 'admin' || (session?.labels || []).includes('admin')
 }