[client,signal,management] Add browser client support (#4415)

client/grpc/dialer_js.go

@@ -0,0 +1,12 @@
+package grpc
+
+import (
+	"google.golang.org/grpc"
+
+	"github.com/netbirdio/netbird/util/wsproxy/client"
+)
+
+// WithCustomDialer returns a gRPC dial option that uses WebSocket transport for WASM/JS environments.
+func WithCustomDialer(tlsEnabled bool) grpc.DialOption {
+	return client.WithWebSocketDialer(tlsEnabled)
+}