From ea096a855b77c83ebb95ee075dff6e89d8f62b7e Mon Sep 17 00:00:00 2001
From: Cosmo <cosmo@digital-home.site>
Date: Fri, 1 May 2026 11:37:21 +0000
Subject: [PATCH] fix: cast role to string for system check (TS type guard)

---
 app/api/voice/chat/route.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/api/voice/chat/route.ts b/app/api/voice/chat/route.ts
index 0c36aae..35942d1 100644
--- a/app/api/voice/chat/route.ts
+++ b/app/api/voice/chat/route.ts
@@ -55,7 +55,7 @@ function toAnthropicTools(tools: any[]): any[] {
 function historyToAnthropicMessages(history: HistoryMessage[]): any[] {
   const result: any[] = []
   for (const msg of history) {
-    if (msg.role === 'system') continue // skip, goes in system field
+    if ((msg.role as string) === 'system') continue // skip, goes in system field
     if (msg.role === 'user') {
       result.push({ role: 'user', content: msg.content || '' })
     } else if (msg.role === 'assistant') {