Add cloudflared inbound

include/cloudflared.go

@@ -0,0 +1,12 @@
+//go:build with_cloudflared
+
+package include
+
+import (
+	"github.com/sagernet/sing-box/adapter/inbound"
+	"github.com/sagernet/sing-box/protocol/cloudflare"
+)
+
+func registerCloudflaredInbound(registry *inbound.Registry) {
+	cloudflare.RegisterInbound(registry)
+}