Merge pull request #1038 from narengogi/fix/bedrock-provider-null-check-transforms

update null check in provider config for bedrock

Author: VisargD

src/providers/bedrock/index.ts

@@ -195,12 +195,16 @@ const BedrockConfig: ProviderConfigs = {
         config.chatComplete = BedrockConverseChatCompleteConfig;
       }
       if (!config.responseTransforms?.['stream-chatComplete']) {
-        config.responseTransforms['stream-chatComplete'] =
-          BedrockChatCompleteStreamChunkTransform;
+        config.responseTransforms = {
+          ...(config.responseTransforms ?? {}),
+          'stream-chatComplete': BedrockChatCompleteStreamChunkTransform,
+        };
       }
       if (!config.responseTransforms?.chatComplete) {
-        config.responseTransforms.chatComplete =
-          BedrockChatCompleteResponseTransform;
+        config.responseTransforms = {
+          ...(config.responseTransforms ?? {}),
+          chatComplete: BedrockChatCompleteResponseTransform,
+        };
       }
     }