feat: replicate channel flux model

relay/channel/replicate/dto.go

@@ -0,0 +1,19 @@
+package replicate
+
+type PredictionResponse struct {
+	Status string           `json:"status"`
+	Output any              `json:"output"`
+	Error  *PredictionError `json:"error"`
+}
+
+type PredictionError struct {
+	Code    string `json:"code"`
+	Message string `json:"message"`
+	Detail  string `json:"detail"`
+}
+
+type FileUploadResponse struct {
+	Urls struct {
+		Get string `json:"get"`
+	} `json:"urls"`
+}