Organize backend into product executable and shared Go modules

backend/product/auth/request/verification.go

@@ -0,0 +1,15 @@
+package srequest
+
+import sessionmodel "git.sendico.io/tech/sxchnge/product/sessions/model"
+
+type VerificationCodeRequest struct {
+	Purpose        string `json:"purpose"`
+	Target         string `json:"target,omitempty"`
+	IdempotencyKey string `json:"idempotencyKey"`
+}
+
+type CodeVerificationRequest struct {
+	VerificationCodeRequest `json:",inline"`
+	Code                    string                         `json:"code"`
+	SessionIdentifier       sessionmodel.SessionIdentifier `json:"sessionIdentifier"`
+}