Merge pull request #434 from CJackHwang/dev

Merge pull request #433 from CJackHwang/codex/flash-searchpro-search

Remove heuristic model name resolution and require explicit aliases or canonical IDs

VERSION

@@ -1 +1 @@
-4.4.4
+4.4.3

internal/config/paths.go

@@ -58,11 +58,6 @@ func RawStreamSampleRoot() string {
 }
 
 func ChatHistoryPath() string {
-	// On Vercel, /var/task is read-only at runtime. If no explicit path is set,
-	// default to /tmp/chat_history.json (the only writable directory).
-	if IsVercel() && strings.TrimSpace(os.Getenv("DS2API_CHAT_HISTORY_PATH")) == "" {
-		return "/tmp/chat_history.json"
-	}
 	return ResolvePath("DS2API_CHAT_HISTORY_PATH", "data/chat_history.json")
 }