Extend write_files to run in all system services

cmd/control/cli.go

@@ -45,6 +45,12 @@ func Main() {
 			SkipFlagParsing: true,
 			Action:          devAction,
 		},
+		{
+			Name:            "entrypoint",
+			HideHelp:        true,
+			SkipFlagParsing: true,
+			Action:          entrypointAction,
+		},
 		{
 			Name:            "env",
 			ShortName:       "e",