wip go engine

Co-authored-by: Patrick Devine <pdevine@sonic.net>

api/types.go

@@ -0,0 +1,28 @@
+package api
+
+import (
+	"fmt"
+	"net/http"
+	"strings"
+)
+
+type Error struct {
+	Code    int32  `json:"code"`
+	Message string `json:"message"`
+}
+
+func (e Error) Error() string {
+	if e.Message == "" {
+		return fmt.Sprintf("%d %v", e.Code, strings.ToLower(http.StatusText(int(e.Code))))
+	}
+	return e.Message
+}
+
+type GenerateRequest struct {
+	Model  string `json:"model"`
+	Prompt string `json:"prompt"`
+}
+
+type GenerateResponse struct {
+	Response string `json:"response"`
+}