chore: reorganize adaptor related package

relay/adaptor/gemini/model.go

@@ -0,0 +1,41 @@
+package gemini
+
+type ChatRequest struct {
+	Contents         []ChatContent        `json:"contents"`
+	SafetySettings   []ChatSafetySettings `json:"safety_settings,omitempty"`
+	GenerationConfig ChatGenerationConfig `json:"generation_config,omitempty"`
+	Tools            []ChatTools          `json:"tools,omitempty"`
+}
+
+type InlineData struct {
+	MimeType string `json:"mimeType"`
+	Data     string `json:"data"`
+}
+
+type Part struct {
+	Text       string      `json:"text,omitempty"`
+	InlineData *InlineData `json:"inlineData,omitempty"`
+}
+
+type ChatContent struct {
+	Role  string `json:"role,omitempty"`
+	Parts []Part `json:"parts"`
+}
+
+type ChatSafetySettings struct {
+	Category  string `json:"category"`
+	Threshold string `json:"threshold"`
+}
+
+type ChatTools struct {
+	FunctionDeclarations any `json:"functionDeclarations,omitempty"`
+}
+
+type ChatGenerationConfig struct {
+	Temperature     float64  `json:"temperature,omitempty"`
+	TopP            float64  `json:"topP,omitempty"`
+	TopK            float64  `json:"topK,omitempty"`
+	MaxOutputTokens int      `json:"maxOutputTokens,omitempty"`
+	CandidateCount  int      `json:"candidateCount,omitempty"`
+	StopSequences   []string `json:"stopSequences,omitempty"`
+}