feature: mqtt support

pkg/mqttspec/subscription.go

@@ -0,0 +1,21 @@
+package mqttspec
+
+import (
+	"github.com/bitechdev/ResolveSpec/pkg/websocketspec"
+)
+
+// Subscription types - aliases to websocketspec for subscription management
+type (
+	// Subscription represents an active subscription to entity changes
+	// The key difference for MQTT: notifications are delivered via MQTT publish
+	// to spec/{client_id}/notify/{subscription_id} instead of WebSocket send
+	Subscription = websocketspec.Subscription
+
+	// SubscriptionManager manages all active subscriptions
+	SubscriptionManager = websocketspec.SubscriptionManager
+)
+
+// NewSubscriptionManager creates a new subscription manager
+func NewSubscriptionManager() *SubscriptionManager {
+	return websocketspec.NewSubscriptionManager()
+}