update

server.js

@@ -55,9 +55,11 @@ io.on('connection', (client) => {
     client.on('action', ({ action, x, y, color, pixels, delay }) => {
         switch (action) {
             case 'clear':
+                console.log('清除所有点')
                 sensehat.led.clear()
                 break
             case 'flash':
+                console.log('闪光')
                 sensehat.led.clear(color | [255, 255, 255])
                 setTimeout(sensehat.led.clear, delay | 200)
                 break