chore: aktuellen Live-Stand sichern (Admin-API, Services, Auth-Erweiterungen)

Sichert den bisher uncommitteten Produktionsstand des Kundenbereich-Servers,
damit kuenftige Deploys (git reset --hard) nichts mehr verwerfen.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

server/services/previewDeploy.js

@@ -0,0 +1,89 @@
+import { execFile } from 'node:child_process'
+import { promisify } from 'node:util'
+import fs from 'node:fs/promises'
+import path from 'node:path'
+import { config } from '../config.js'
+
+const execFileAsync = promisify(execFile)
+
+export async function fetchPreviewConfig(repoFullName, branch) {
+  const [owner, repo] = repoFullName.split('/')
+  if (!owner || !repo || !config.gitea.apiToken) {
+    return null
+  }
+
+  const url = `${config.gitea.baseUrl}/api/v1/repos/${owner}/${repo}/contents/.webklar-preview.json?ref=${encodeURIComponent(branch)}`
+  const response = await fetch(url, {
+    headers: { Authorization: `token ${config.gitea.apiToken}` },
+  })
+
+  if (!response.ok) return null
+
+  const data = await response.json()
+  const content = Buffer.from(data.content || '', 'base64').toString('utf8')
+  return JSON.parse(content)
+}
+
+export function defaultPreviewConfig(repoFullName) {
+  const repoName = repoFullName.split('/').pop() || 'preview'
+  return {
+    enabled: false,
+    type: 'static',
+    branch: 'main',
+    displayName: repoName,
+    subdomain: repoName,
+  }
+}
+
+async function cloneRepo(cloneUrl, targetDir, branch) {
+  await fs.rm(targetDir, { recursive: true, force: true })
+  await fs.mkdir(targetDir, { recursive: true })
+  await execFileAsync('git', [
+    'clone',
+    '--depth',
+    '1',
+    '--branch',
+    branch,
+    cloneUrl,
+    targetDir,
+  ])
+}
+
+async function deployStatic(sourceDir, targetDir, indexSubdir = '') {
+  const webroot = indexSubdir ? path.join(sourceDir, indexSubdir) : sourceDir
+  await fs.rm(targetDir, { recursive: true, force: true })
+  await fs.mkdir(targetDir, { recursive: true })
+  await execFileAsync('cp', ['-R', `${webroot}/.`, targetDir])
+}
+
+async function deployNodeBuild(sourceDir, targetDir) {
+  await execFileAsync('npm', ['ci'], { cwd: sourceDir })
+  await execFileAsync('npm', ['run', 'build'], { cwd: sourceDir })
+  const distDir = path.join(sourceDir, 'dist')
+  await deployStatic(distDir, targetDir)
+}
+
+export function buildPreviewUrl(subdomain) {
+  return `https://${subdomain}.${config.preview.baseHost}`
+}
+
+export async function runDeploy(repoFullName, branch, previewConfig) {
+  if (!config.preview.deployRoot) {
+    return { deployed: false, reason: 'PREVIEW_DEPLOY_ROOT nicht gesetzt' }
+  }
+
+  const subdomain = previewConfig.subdomain || repoFullName.split('/').pop()
+  const cloneUrl = `${config.gitea.baseUrl}/${repoFullName}.git`
+  const workDir = path.join(process.cwd(), 'preview-data', repoFullName.replace(/\//g, '_'))
+  const targetDir = path.join(config.preview.deployRoot, subdomain)
+
+  await cloneRepo(cloneUrl, workDir, branch)
+
+  if (previewConfig.type === 'node_build') {
+    await deployNodeBuild(workDir, targetDir)
+  } else {
+    await deployStatic(workDir, targetDir, previewConfig.index || '')
+  }
+
+  return { deployed: true, subdomain, targetDir }
+}