Texas Republicans have charted an extreme right-wing course that could sow the seeds of their own destruction — even as they seek to lock down permanent control of the state. The party approved a 50-page platform last month that would require the Bible to be taught in public schools and place chaplains to offer guidance based on so-called Judeo-Christian principles, deport noncitizens who are legal residents of the U.S. if they’re arrested in a protest that turns violent, reverse name changes to military bases honoring Confederate “heroes,” and criminally charge doctors who perform abortions w…