debug(log): Add logging on socket token error (#4051)

Co-authored-by: Theodore Li <theo@sim.ai>

Author: TheodoreSpeaks

apps/sim/app/api/auth/socket-token/route.ts

@@ -1,8 +1,11 @@
+import { createLogger } from '@sim/logger'
 import { headers } from 'next/headers'
 import { NextResponse } from 'next/server'
 import { auth } from '@/lib/auth'
 import { isAuthDisabled } from '@/lib/core/config/feature-flags'
 
+const logger = createLogger('SocketTokenAPI')
+
 export async function POST() {
   if (isAuthDisabled) {
     return NextResponse.json({ token: 'anonymous-socket-token' })
@@ -19,7 +22,11 @@ export async function POST() {
     }
 
     return NextResponse.json({ token: response.token })
-  } catch {
+  } catch (error) {
+    logger.error('Failed to generate socket token', {
+      error: error instanceof Error ? error.message : String(error),
+      stack: error instanceof Error ? error.stack : undefined,
+    })
     return NextResponse.json({ error: 'Failed to generate token' }, { status: 500 })
   }
 }