make json abstraction for server

server/routes.go

@@ -0,0 +1,13 @@
+package server
+
+import "github.com/gin-gonic/gin"
+
+func (s *Server) AddRoutes() {
+	s.engine.GET("/json_data", func(c *gin.Context) {
+		handleWebSocket(c.Writer, c.Request)
+	})
+
+	s.engine.GET("/", func(c *gin.Context) {
+		c.String(200, "WebSocket Broadcast Server is running!")
+	})
+}