Enhance deployment script with PM2 process checks and error handling

Update deploy-production.sh to include checks for PM2 installation and process existence before restarting. Implement error messages for failed starts and restarts, improving robustness and user guidance during deployment. Additionally, add useful commands for managing the PM2 process post-deployment.

server/api/auth/register-passkey-options.options.js

@@ -0,0 +1,32 @@
+import { getWebAuthnConfig } from '../../utils/webauthn-config.js'
+
+export default defineEventHandler(async (event) => {
+  const requestOrigin = getHeader(event, 'origin')
+  const { origin: webauthnOrigin } = getWebAuthnConfig()
+  
+  console.log('[DEBUG] OPTIONS preflight request received', {
+    origin: requestOrigin,
+    webauthnOrigin,
+    timestamp: new Date().toISOString()
+  })
+
+  // CORS-Header für Cross-Device Authentication
+  const allowedOrigin = requestOrigin || webauthnOrigin
+  
+  if (allowedOrigin) {
+    setHeader(event, 'Access-Control-Allow-Origin', allowedOrigin)
+    setHeader(event, 'Access-Control-Allow-Credentials', 'true')
+    setHeader(event, 'Access-Control-Allow-Methods', 'GET, POST, OPTIONS')
+    setHeader(event, 'Access-Control-Allow-Headers', 'Content-Type, Authorization, Origin, X-Requested-With')
+    setHeader(event, 'Access-Control-Max-Age', '86400') // 24 Stunden Cache für Preflight
+    console.log('[DEBUG] CORS headers set for OPTIONS', { 
+      origin: allowedOrigin,
+      requestOrigin,
+      webauthnOrigin
+    })
+  }
+
+  // OPTIONS Preflight-Request: 204 No Content
+  setResponseStatus(event, 204)
+  return null
+})