feat(model): add Cloner to Protocol

model/api.go

@@ -21,6 +21,10 @@ type Requester interface {
 	Header(key string, h http.Header) // Header decorator
 }
 
+type Cloner interface {
+	Clone() Cloner
+}
+
 type MessageBuilder[T any] interface {
 	System(prompt string) T
 	User(prompt ...Content) T
@@ -32,4 +36,5 @@ type Protocol interface {
 	Outputer
 	Requester
 	MessageBuilder[Protocol]
+	Cloner
 }

model/genai.go

@@ -188,3 +188,12 @@ func (opai *GenAI) Assistant(prompt ...Content) Protocol {
 	})
 	return opai
 }
+
+func (opai *GenAI) Clone() Cloner {
+	x := new(GenAI)
+	*x = *opai
+	x.SystemInstruction = nil
+	x.Contents = nil
+	x.Candidates = nil
+	return x
+}

model/ollama.go

@@ -101,3 +101,11 @@ func (ollm *OLLaMA) Assistant(prompt ...Content) Protocol {
 	})
 	return ollm
 }
+
+func (ollm *OLLaMA) Clone() Cloner {
+	x := new(OLLaMA)
+	*x = *ollm
+	x.Messages = nil
+	x.Message = nil
+	return x
+}

model/openai.go

@@ -155,3 +155,11 @@ func (opai *OpenAI) User(prompt ...Content) Protocol {
 func (opai *OpenAI) Assistant(prompt ...Content) Protocol {
 	return opai.normal("assistant", prompt...)
 }
+
+func (opai *OpenAI) Clone() Cloner {
+	x := new(OpenAI)
+	*x = *opai
+	x.Choices = nil
+	x.Messages = nil
+	return x
+}