Next.js luxury roofing changelog site, Amazon-style clean sections, sticky nav, static sample updates only

Next.js luxury roofing changelog site, Amazon-style clean sections, sticky nav, static sample updates only: a task in MiMo-V2.6-RL-oss: Agentic RL Environments (MiMo RL release). Next.js luxury roofing changelog site, Amazon-style clean sections, sticky nav, static sample updates only