fix: update generative-ai-go to fix panic

go.mod

@@ -23,7 +23,7 @@ require (
 	github.com/goccy/go-json v0.10.2 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
-	github.com/google/generative-ai-go v0.4.0 // indirect
+	github.com/google/generative-ai-go v0.5.0 // indirect
 	github.com/google/s2a-go v0.1.7 // indirect
 	github.com/google/uuid v1.5.0 // indirect
 	github.com/googleapis/enterprise-certificate-proxy v0.3.2 // indirect

go.sum

@@ -79,6 +79,8 @@ github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg
 github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
 github.com/google/generative-ai-go v0.4.0 h1:PXsbTUoAx0jRbed4rbpqtkQ1MH/cPY/YxPmkeOofXVY=
 github.com/google/generative-ai-go v0.4.0/go.mod h1:ANivqBXKuwG5Wg94oNsqkuK6k6RIeB4DVwBg5DwrPok=
+github.com/google/generative-ai-go v0.5.0 h1:PfzPuSGdsmcSyPG7RIoijcKWZ7/x2kvgyNryvmXMUmA=
+github.com/google/generative-ai-go v0.5.0/go.mod h1:8fXQk4w+eyTzFokGGJrBFL0/xwXqm3QNhTqOWyX11zs=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=

pkg/protocol/chat.go

@@ -157,13 +157,14 @@ func SetGenaiChatByOpenaiRequest(cs *genai.ChatSession, req openai.ChatCompletio
 
 func SetGenaiModelByOpenaiRequest(model *genai.GenerativeModel, req openai.ChatCompletionRequest) {
 	if req.MaxTokens != 0 {
-		model.MaxOutputTokens = int32(req.MaxTokens)
+		maxToken := int32(req.MaxTokens)
+		model.MaxOutputTokens = &maxToken
 	}
 	if req.Temperature != 0 {
-		model.Temperature = req.Temperature
+		model.Temperature = &req.Temperature
 	}
 	if req.TopP != 0 {
-		model.TopP = req.TopP
+		model.TopP = &req.TopP
 	}
 	model.SafetySettings = []*genai.SafetySetting{
 		{