mie: tool: split internal command into several different subcommands

tool/cmd/internal/internal.c

@@ -0,0 +1,20 @@
+#include "../cmd.h"
+
+#include <blue/cmd.h>
+#include <blue/term.h>
+
+static int internal(const b_command *cmd, const b_arglist *args, const b_array *_)
+{
+
+	return 0;
+}
+
+B_COMMAND(CMD_INTERNAL, CMD_ROOT)
+{
+	B_COMMAND_SHORT_NAME('X');
+	B_COMMAND_DESC("internal frontend debugging tools.");
+	B_COMMAND_FUNCTION(internal);
+	B_COMMAND_FLAGS(B_COMMAND_SHOW_HELP_BY_DEFAULT);
+
+	B_COMMAND_HELP_OPTION();
+}