speed + more config

src/boxes/boxes.go

@@ -161,13 +161,13 @@ func handleMessage(msg string, ws *websocket.Conn) error {
 func InitWs(c echo.Context) error {
 	websocket.Handler(func(ws *websocket.Conn) {
 		wsMutex.Lock()
-		wsConnections[ws] = c.RealIP()
+		wsConnections[ws] = c.Request().UserAgent()
 		wsMutex.Unlock()
 
 		boxes := GetBoxes()
 		msg := "u:" + strconv.Itoa(len(wsConnections)) + ":"
 		for _, addr := range wsConnections {
-			msg += addr + ","
+			msg += addr + ",,,"
 		}
 		msg += "\n"
 

src/main.go

@@ -3,6 +3,9 @@ package main
 import (
 	"html/template"
 	"io"
+	"net/http"
+	"strings"
+	"time"
 
 	"github.com/labstack/echo/v4"
 	"github.com/labstack/echo/v4/middleware"
@@ -47,9 +50,21 @@ func main() {
 
 	e.Logger.SetLevel(log.DEBUG)
 	e.Use(middleware.Logger())
+	e.Use(middleware.Gzip())
+	e.Use(middleware.HTTPSRedirect())
 
 	e.GET("/health", healthCheck)
 
+	e.Use(func(next echo.HandlerFunc) echo.HandlerFunc {
+		return func(c echo.Context) error {
+			if strings.HasPrefix(c.Request().URL.Path, "/css/") || strings.HasPrefix(c.Request().URL.Path, "/js/") {
+				c.Response().Header().Set("Cache-Control", "public, max-age=31536000") // 1 year
+				c.Response().Header().Set("Expires", time.Now().AddDate(1, 0, 0).Format(http.TimeFormat))
+			}
+			return next(c)
+		}
+	})
+
 	e.Static("/css", "css")
 	e.Static("/js", "js")