Déplacer UploadDocumentResponse dans models/

Refactor UploadDocumentResponse selon type models.Response

Implémenter models.Response struct et models.Responder interface

models/responses.go

@@ -0,0 +1,25 @@
+package models
+
+type Responder interface {
+	Respond() Responder
+}
+
+type Response struct {
+	StatusCode int `json:"status_code"`
+	Message    string
+}
+
+func (r Response) Respond() Responder {
+	return r
+}
+
+type UploadDocumentResponse struct {
+	Response
+	Data UploadDocumentResponseData
+}
+
+type UploadDocumentResponseData struct {
+	Bucket string
+	Object string
+	Size   float64
+}