chore: move the go code into a subfolder

apps/api/internal/command/policy_mail_template_model.go

@@ -0,0 +1,32 @@
+package command
+
+import (
+	"github.com/zitadel/zitadel/internal/domain"
+	"github.com/zitadel/zitadel/internal/eventstore"
+	"github.com/zitadel/zitadel/internal/repository/policy"
+)
+
+type MailTemplateWriteModel struct {
+	eventstore.WriteModel
+
+	Template []byte
+
+	State domain.PolicyState
+}
+
+func (wm *MailTemplateWriteModel) Reduce() error {
+	for _, event := range wm.Events {
+		switch e := event.(type) {
+		case *policy.MailTemplateAddedEvent:
+			wm.Template = e.Template
+			wm.State = domain.PolicyStateActive
+		case *policy.MailTemplateChangedEvent:
+			if e.Template != nil {
+				wm.Template = *e.Template
+			}
+		case *policy.MailTemplateRemovedEvent:
+			wm.State = domain.PolicyStateRemoved
+		}
+	}
+	return wm.WriteModel.Reduce()
+}