Add Surge MITM and scripts

script/script.go

@@ -0,0 +1,22 @@
+//go:build with_script
+
+package script
+
+import (
+	"context"
+
+	"github.com/sagernet/sing-box/adapter"
+	C "github.com/sagernet/sing-box/constant"
+	"github.com/sagernet/sing-box/option"
+	E "github.com/sagernet/sing/common/exceptions"
+	"github.com/sagernet/sing/common/logger"
+)
+
+func NewScript(ctx context.Context, logger logger.ContextLogger, options option.Script) (adapter.Script, error) {
+	switch options.Type {
+	case C.ScriptTypeSurge:
+		return NewSurgeScript(ctx, logger, options)
+	default:
+		return nil, E.New("unknown script type: ", options.Type)
+	}
+}