Add direct messaging system to chat

README.md

@@ -14,10 +14,10 @@ Mu is a collection of apps for everyday use. While other platforms monetize your
 
 - **Home** - Your personalized dashboard
 - **Blog** - Thoughtful microblogging
-- **Chat** - Discuss topics with AI
+- **Chat** - Discuss topics with AI (Web) or federated XMPP chat
 - **News** - RSS feeds with AI summaries
 - **Video** - Watch YouTube without ads
-- **Mail** - Private messaging & email
+- **Mail** - Private messaging & email with SMTP
 - **Wallet** - Credits and crypto payments
 
 Mu runs as a single Go binary on your own server or use the hosted version at [mu.xyz](https://mu.xyz).
@@ -31,7 +31,9 @@ Mu runs as a single Go binary on your own server or use the hosted version at [m
 - [x] Chat - Discussion rooms
 - [x] News - RSS news feed
 - [x] Video - YouTube search
-- [x] Mail - Private messaging 
+- [x] Mail - Private messaging
+- [x] SMTP - Email server for federation
+- [x] XMPP - Chat server for federation
 - [x] Wallet - Crypto payments
 - [ ] Services - Marketplace, etc
 
@@ -188,6 +190,7 @@ Full documentation is available in the [docs](docs/) folder and at `/docs` on an
 
 **Features**
 - [Messaging](docs/MESSAGING_SYSTEM.md) - Email and messaging setup
+- [XMPP Chat](docs/XMPP_CHAT.md) - Federated chat with XMPP
 - [Wallet & Credits](docs/WALLET_AND_CREDITS.md) - Credit system for metered usage
 
 **Reference**

app/status.go

@@ -65,6 +65,9 @@ type MemoryStatus struct {
 // DKIMStatusFunc is set by main to avoid import cycle
 var DKIMStatusFunc func() (enabled bool, domain, selector string)
 
+// XMPPStatusFunc is set by main to avoid import cycle
+var XMPPStatusFunc func() map[string]interface{}
+
 // StatusHandler handles the /status endpoint
 func StatusHandler(w http.ResponseWriter, r *http.Request) {
 	// Quick health check endpoint
@@ -121,6 +124,31 @@ func buildStatus() StatusResponse {
 		Details: fmt.Sprintf("Port %s", smtpPort),
 	})
 
+	// Check XMPP server
+	if XMPPStatusFunc != nil {
+		xmppStatus := XMPPStatusFunc()
+		enabled, ok := xmppStatus["enabled"].(bool)
+		if !ok {
+			enabled = false
+		}
+		details := "Not enabled"
+		if enabled {
+			domain, domainOk := xmppStatus["domain"].(string)
+			port, portOk := xmppStatus["port"].(string)
+			sessions, sessionsOk := xmppStatus["sessions"].(int)
+			if domainOk && portOk && sessionsOk {
+				details = fmt.Sprintf("%s:%s (%d sessions)", domain, port, sessions)
+			} else {
+				details = "Configuration error"
+			}
+		}
+		services = append(services, StatusCheck{
+			Name:    "XMPP Server",
+			Status:  enabled,
+			Details: details,
+		})
+	}
+
 	// Check LLM provider
 	llmProvider, llmConfigured := checkLLMConfig()
 	services = append(services, StatusCheck{