Erweiterungen

MQTT_README.md

@@ -2,15 +2,28 @@
 
 This document describes how mobile/Flutter apps should communicate with the backend using MQTT. It replaces the previous STOMP/WebSocket communication.
 
-Broker: tcp://192.168.180.26:1883 (MQTT v5)
-QoS: 2 (exactly once)
-Retain: Enabled for critical topics (see below), otherwise not retained
-Payloads: JSON (UTF‑8)
+## ⚠️ WICHTIG: Neue Konfiguration (Stand: 2025-10-22)
 
-Connection
-- MQTT clientId: choose a stable, unique per-device id (e.g., app-<uuid>)
-- Clean session: false (recommended for guaranteed delivery). The broker will queue QoS>0 messages while the app is offline.
-- Authentication: currently none (adjust if needed)
+**Broker**: `mqtt-2.assecutor.de:42099` (MQTT v5)
+**Port**: `42099` (geändert von 1883!)
+**QoS**: 2 (exactly once)
+**Retain**: Enabled for critical topics (see below), otherwise not retained
+**Payloads**: JSON (UTF‑8)
+
+### Connection Parameters
+- **MQTT clientId**: choose a stable, unique per-device id (e.g., app-<uuid>)
+- **Clean session**: false (recommended for guaranteed delivery). The broker will queue QoS>0 messages while the app is offline.
+- **Authentication**: **REQUIRED** (neu!)
+  - Username: `app`
+  - Password: `apppwd`
+- **Keep-Alive**: 60 seconds
+- **Connection Timeout**: 60 seconds
+
+### Migration Notice
+📖 **Für die Migration auf das neue System siehe:**
+- `MQTT_MIGRATION_GUIDE.md` - Detaillierte Migrationsanleitung
+- `MQTT_QUICK_REFERENCE.md` - Schnellreferenz mit Code-Beispielen
+- `CHANGELOG_MQTT.md` - Vollständige Liste aller Änderungen
 
 Topic Naming (v1/*)
 - v1/app/<deviceId>/auth/login           (App -> Server)