feat: 加上 userId 的传递

src/entrypoints/init.ts

@@ -49,6 +49,7 @@ import { isBetaTracingEnabled } from '../utils/telemetry/betaSessionTracing.js'
 import { getTelemetryAttributes } from '../utils/telemetryAttributes.js'
 import { setShellIfWindows } from '../utils/windowsPaths.js'
 import { initSentry } from '../utils/sentry.js'
+import { initUser } from '../utils/user.js'
 import { initLangfuse, shutdownLangfuse } from '../services/langfuse/index.js'
 
 // initialize1PEventLogging is dynamically imported to defer OpenTelemetry sdk-logs/resources
@@ -156,6 +157,8 @@ export const init = memoize(async (): Promise<void> => {
     initSentry()
 
     // Initialize Langfuse tracing (no-op if keys not configured)
+    // Pre-warm user email cache so Langfuse traces include userId
+    await initUser()
     initLangfuse()
     registerCleanup(shutdownLangfuse)