From c799584e6178f228bf3a5c98f7cf34f3c3cf7c93 Mon Sep 17 00:00:00 2001
From: YeonGyu-Kim <code.yeon.gyu@gmail.com>
Date: Mon, 16 Feb 2026 15:08:10 +0900
Subject: [PATCH] fix: address Cubic round-6 P2/P3 issues

- P2: treat unknown part types as non-content in message-builder messageHasContentFromSDK
- P3: reuse shared isRecord from record-type-guard.ts in opencode-http-api
---
 .../message-builder.ts                                       | 2 --
 src/shared/opencode-http-api.ts                              | 5 +----
 2 files changed, 1 insertion(+), 6 deletions(-)

diff --git a/src/hooks/anthropic-context-window-limit-recovery/message-builder.ts b/src/hooks/anthropic-context-window-limit-recovery/message-builder.ts
index 9c47d6528..1482c154e 100644
--- a/src/hooks/anthropic-context-window-limit-recovery/message-builder.ts
+++ b/src/hooks/anthropic-context-window-limit-recovery/message-builder.ts
@@ -42,8 +42,6 @@ function messageHasContentFromSDK(message: SDKMessage): boolean {
     }
 
     if (TOOL_TYPES.has(type)) return true
-
-    return true
   }
 
   return false
diff --git a/src/shared/opencode-http-api.ts b/src/shared/opencode-http-api.ts
index 84eb3260a..69942afc3 100644
--- a/src/shared/opencode-http-api.ts
+++ b/src/shared/opencode-http-api.ts
@@ -1,12 +1,9 @@
 import { getServerBasicAuthHeader } from "./opencode-server-auth"
 import { log } from "./logger"
+import { isRecord } from "./record-type-guard"
 
 type UnknownRecord = Record<string, unknown>
 
-function isRecord(value: unknown): value is UnknownRecord {
-  return typeof value === "object" && value !== null
-}
-
 function getInternalClient(client: unknown): UnknownRecord | null {
   if (!isRecord(client)) {
     return null