feat: implement permanent broadcast message functionality

- add SendPermanentBroadCastMessage to continuously send updates
- refactor BroadcastMessage to use a shared Message struct
- update pomodoro logic to modify broadcast.Message directly
- adjust client command handling to use broadcast.Clients map
- enhance ServerMessage struct with "Ongoing" and "Paused" fields

🤖

internal/websocket/handle_connections.go

@@ -1,6 +1,7 @@
 package websocket
 
 import (
+	"git.smsvc.net/pomodoro/GoTomato/internal/broadcast"
 	"git.smsvc.net/pomodoro/GoTomato/pkg/models"
 	"github.com/gorilla/websocket"
 	"log"
@@ -8,8 +9,6 @@ import (
 	"sync"
 )
 
-// Clients is a map of connected WebSocket clients, where each client is represented by the Client struct
-var Clients = make(map[*websocket.Conn]*models.Client)
 var mu sync.Mutex // Mutex to protect access to the Clients map
 
 // Upgrader to upgrade HTTP requests to WebSocket connections
@@ -29,7 +28,7 @@ func HandleConnections(w http.ResponseWriter, r *http.Request) {
 
 	// Register the new client
 	mu.Lock()
-	Clients[ws] = &models.Client{
+	broadcast.Clients[ws] = &models.Client{
 		Conn: ws, // Store the WebSocket connection
 	}
 	mu.Unlock()