Preview: isRunnerDev einheitlich (Reconcile, Dev-Start), 137-Fehlertext

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

server/services/previewReconcile.js

@@ -6,13 +6,11 @@
 import { config } from '../config.js'
 import { listDocuments, updateDocument, Query } from './appwriteAdmin.js'
 import * as runnerClient from './previewRunnerClient.js'
-import { hasLiveFollower, registerDevRound } from './previewDeploy.js'
+import { hasLiveFollower, registerDevRound, isRunnerDev } from './previewDeploy.js'
 
 export const STALE_BUILD_MS = 70 * 60 * 1000
 const STALE_TEXT = 'Status unbekannt – bitte neu bauen'
 
-const isDev = (d) => String(d.previewDetected || '').startsWith('dev')
-
 export async function reconcilePreviews({ now = Date.now() } = {}) {
   if (!config.previewRunner.enabled) return { skipped: true }
   const result = { staleFailed: 0, stateUpdated: 0, reregistered: 0 }
@@ -44,7 +42,7 @@ export async function reconcilePreviews({ now = Date.now() } = {}) {
   }
 
   // (b) + (c)
-  const devDocs = docs.filter((d) => isDev(d) && d.previewMode !== 'off' && d.previewState !== 'building' && d.subdomain)
+  const devDocs = docs.filter((d) => isRunnerDev(d) && d.previewState !== 'building' && d.subdomain)
   if (!devDocs.length) return result
   let st
   try { st = await runnerClient.status() } catch (err) {