Chore: Ensure websocket connection is closed on client unregistration

server/websockets/client.go

@@ -56,6 +56,7 @@ type Client struct {
 func (c *Client) readPump() {
 	defer func() {
 		c.hub.unregister <- c
+		c.conn.Close()
 	}()
 
 	for {
@@ -79,6 +80,7 @@ func (c *Client) writePump() {
 	defer func() {
 		ticker.Stop()
 		c.hub.unregister <- c
+		c.conn.Close()
 	}()
 	for {
 		select {