update: update adk-go version

Author: sjy3

go.mod

@@ -16,7 +16,7 @@ require (
 	github.com/volcengine/volcengine-go-sdk v1.1.53
 	go.uber.org/zap v1.27.1
 	golang.org/x/oauth2 v0.32.0
-	google.golang.org/adk v0.3.1-0.20260123125504-aec89487da29
+	google.golang.org/adk v0.3.1-0.20260128143420-39c421031f6c
 	google.golang.org/genai v1.40.0
 	gopkg.in/go-playground/validator.v8 v8.18.2
 	gopkg.in/yaml.v3 v3.0.1

go.sum

@@ -258,8 +258,8 @@ golang.org/x/tools v0.38.0/go.mod h1:yEsQ/d/YK8cjh0L6rZlY8tgtlKiBNTL14pGDJPJpYQs
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gonum.org/v1/gonum v0.16.0 h1:5+ul4Swaf3ESvrOnidPp4GZbzf0mxVQpDCYUQE7OJfk=
 gonum.org/v1/gonum v0.16.0/go.mod h1:fef3am4MQ93R2HHpKnLk4/Tbh/s0+wqD5nfa6Pnwy4E=
-google.golang.org/adk v0.3.1-0.20260123125504-aec89487da29 h1:xYzqSSpn/WhNVyiieXnvYLGKPRJk4cJFgImrhsA9Pi4=
-google.golang.org/adk v0.3.1-0.20260123125504-aec89487da29/go.mod h1:jVeb7Ir53+3XKTncdY7k3pVdPneKcm5+60sXpxHQnao=
+google.golang.org/adk v0.3.1-0.20260128143420-39c421031f6c h1:2nJELHOSVHL2GbjHyqMoMsiuGfDsyaD7i4kUene765U=
+google.golang.org/adk v0.3.1-0.20260128143420-39c421031f6c/go.mod h1:jVeb7Ir53+3XKTncdY7k3pVdPneKcm5+60sXpxHQnao=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/genai v1.40.0 h1:kYxyQSH+vsib8dvsgyLJzsVEIv5k3ZmHJyVqdvGncmc=

model/openai.go

@@ -577,7 +577,7 @@ func (m *openAIModel) generateStream(ctx context.Context, openaiReq *openAIReque
 					}
 				}
 			}
-			
+
 			if delta.Content != nil {
 				if text, ok := delta.Content.(string); ok && text != "" {
 					textBuffer.WriteString(text)
@@ -760,7 +760,7 @@ func (m *openAIModel) buildFinalResponse(text string, reasoningText string, tool
 			Thought: true,
 		})
 	}
-	
+
 	if text != "" {
 		parts = append(parts, genai.NewPartFromText(text))
 	}