Phase 4.0: WebSocket chat and danmaku system implemented

backend/cmd/server/main.go

@@ -4,16 +4,20 @@ import (
 	"log"
 
 	"hightube/internal/api"
+	"hightube/internal/chat"
 	"hightube/internal/db"
 	"hightube/internal/stream"
 )
 
 func main() {
-	log.Println("Starting Hightube Server Version-1.0.2 ...")
+	log.Println("Starting Hightube Server (Phase 4)...")
 
 	// Initialize Database and run auto-migrations
 	db.InitDB()
 
+	// Initialize Chat WebSocket Hub
+	chat.InitChat()
+
 	// Start the API server in a goroutine so it doesn't block the RTMP server
 	go func() {
 		r := api.SetupRouter()