Make product API versions independently installable

backend/product/auth/http/v1/response/response.go

@@ -0,0 +1,14 @@
+package sresponse
+
+import (
+	customermodel "git.sendico.io/tech/sxchnge/product/customers/model"
+	"net/http"
+
+	emodel "git.sendico.io/tech/sxchnge/product/auth/model"
+)
+
+type (
+	HandlerFunc               = func(r *http.Request) http.HandlerFunc
+	AccountHandlerFunc        = func(r *http.Request, account *customermodel.Account, accessToken *TokenData) http.HandlerFunc
+	PendingAccountHandlerFunc = func(r *http.Request, account *customermodel.Account, token *emodel.AccountToken) http.HandlerFunc
+)