feat: enable shiki highlighting for t2i templates and add a template#7501

RC-CHN merged 3 commits intoAstrBotDevs:masterAstrBotDevs/AstrBot:masterfrom

camera-2018:fix-t2i-template-add-shikicamera-2018/AstrBot:fix-t2i-template-add-shikiCopy head branch name to clipboard