Function transform

app/routes/api.enhancer.ts:36–46

(chunk, controller)

    const transformStream = new TransformStream({
      transform(chunk, controller) {
        const processedChunk = decoder
          .decode(chunk)
          .split('\n')
          .filter((line) => line !== '')
          .map(parseStreamPart)
          .map((part) => part.value)
          .join('');

        controller.enqueue(encoder.encode(processedChunk));
      },
    });

    const transformedStream = result.toAIStream().pipeThrough(transformStream);