fix: should not include reasoning text in the chat completion request

Author: louis-menlo

web-app/src/lib/messages.ts

@@ -102,6 +102,15 @@ export class CompletionMessagesBuilder {
         content = content.slice(splitIndex).trim()
       }
     }
+    if (content.includes('<|channel|>analysis<|message|>')) {
+      const match = content.match(
+        /<\|channel\|>analysis<\|message\|>([\s\S]*?)<\|start\|>assistant<\|channel\|>final<\|message\|>/
+      )
+      if (match?.index !== undefined) {
+        const splitIndex = match.index + match[0].length
+        content = content.slice(splitIndex).trim()
+      }
+    }
     return content
   }
 }