Merge pull request #118 from Erope/pull

WebSocket增加Ping包 & Actions构建镜像时用户名转为小写

Co-authored-by: Erope <44471469+Erope@users.noreply.github.com>

.github/workflows/dashboard.yml

@@ -22,6 +22,8 @@ jobs:
 
       - name: Build and push dasbboard image
         run: |
+          go env
           go test -v ./... 
-          docker build -t ghcr.io/${{ github.repository_owner }}/nezha-dashboard -f Dockerfile .
-          docker push ghcr.io/${{ github.repository_owner }}/nezha-dashboard
+          IMAGE_NAME=$(echo "ghcr.io/${{ github.repository_owner }}/nezha-dashboard" | tr '[:upper:]' '[:lower:]')
+          docker build -t $IMAGE_NAME -f Dockerfile .
+          docker push $IMAGE_NAME

cmd/dashboard/controller/common_page.go

@@ -185,6 +185,7 @@ func (cp *commonPage) ws(c *gin.Context) {
 		return
 	}
 	defer conn.Close()
+	count := 0
 	for {
 		dao.SortedServerLock.RLock()
 		err = conn.WriteJSON(dao.SortedServerList)
@@ -192,6 +193,13 @@ func (cp *commonPage) ws(c *gin.Context) {
 		if err != nil {
 			break
 		}
+		count += 1
+		if count%4 == 0 {
+			err = conn.WriteMessage(websocket.PingMessage, []byte{})
+			if err != nil {
+				break
+			}
+		}
 		time.Sleep(time.Second * 2)
 	}
 }