Enable gzip compression on assets (#1150)

Signed-off-by: Daniel Valdivia <18384552+dvaldivia@users.noreply.github.com>

operatorapi/configure_operator.go

@@ -24,6 +24,8 @@ import (
 	"net/http"
 	"strings"
 
+	"github.com/klauspost/compress/gzhttp"
+
 	"github.com/minio/console/restapi"
 	"github.com/unrolled/secure"
 
@@ -155,7 +157,7 @@ func proxyMiddleware(next http.Handler) http.Handler {
 func setupGlobalMiddleware(handler http.Handler) http.Handler {
 	// handle cookie or authorization header for session
 	next := AuthenticationMiddleware(handler)
-	// serve static files
+	// proxy requests
 	next = proxyMiddleware(next)
 	// serve static files
 	next = restapi.FileServerMiddleware(next)
@@ -185,5 +187,6 @@ func setupGlobalMiddleware(handler http.Handler) http.Handler {
 		IsDevelopment:                   false,
 	}
 	secureMiddleware := secure.New(secureOptions)
-	return secureMiddleware.Handler(next)
+	next = secureMiddleware.Handler(next)
+	return gzhttp.GzipHandler(next)
 }