feat: support push notification clients

ent/schema/notificationclient.go

@@ -0,0 +1,26 @@
+package schema
+
+import (
+	"entgo.io/ent"
+	"entgo.io/ent/schema/field"
+)
+
+// NotificationClient holds the schema definition for the NotificationClient entity.
+type NotificationClient struct {
+	ent.Schema
+}
+
+// Fields of the NotificationClient.
+func (NotificationClient) Fields() []ent.Field {
+	return []ent.Field{
+		field.String("name"),
+		field.String("service"),
+		field.String("settings"),
+		field.Bool("enabled").Default(true),
+	}
+}
+
+// Edges of the NotificationClient.
+func (NotificationClient) Edges() []ent.Edge {
+	return nil
+}