refactor: move broadcast.Message to shared.Message

- create a new shared state file to manage message state
- replace broadcast.Message with shared.Message in pomodoro logic
- update websocket client handling to use shared.Clients
- remove unnecessary broadcast imports from various files
- ensure consistent message handling across the application

🤖

internal/websocket/handle_connections.go

@@ -1,7 +1,6 @@
 package websocket
 
 import (
-	"git.smsvc.net/pomodoro/GoTomato/internal/broadcast"
 	"git.smsvc.net/pomodoro/GoTomato/pkg/models"
 	"github.com/gorilla/websocket"
 	"log"
@@ -9,6 +8,8 @@ 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
@@ -28,7 +29,7 @@ func HandleConnections(w http.ResponseWriter, r *http.Request) {
 
 	// Register the new client
 	mu.Lock()
-	broadcast.Clients[ws] = &models.Client{
+	Clients[ws] = &models.Client{
 		Conn: ws, // Store the WebSocket connection
 	}
 	mu.Unlock()