fix(streaming): resume truncated Responses streams mid-stream

changelog.d/fixes/14639-responses-mid-stream-continuation.md

@@ -0,0 +1 @@
+- **fix(streaming):** mid-stream continuation now resumes truncated Responses-API streams (text deltas replayed as an assistant input item behind the same setting); a short complete Responses turn ending in `response.completed` is never re-requested ([#14639](https://github.com/diegosouzapw/OmniRoute/pull/14639)) — thanks @maxmad64bis

open-sse/handlers/chatCore.ts

@@ -3429,7 +3429,7 @@ export async function handleChatCore({
 
                   // Mid-stream continuation (Fase 4.4): re-request with the partial text as an
                   // assistant prefill. Gated by its own setting and only for OpenAI-compatible
-                  // bodies (makeContinuationBody returns null otherwise).
+                  // request bodies, chat or Responses (makeContinuationBody returns null otherwise).
                   const continueStream = continueMidStreamEnabled
                     ? (assistantSoFar: string) => {
                         const continuationBody = makeContinuationBody(