Chat API Fixed, Brand Icon Upgraded to Crayfish
Chat API fixed: Cloudflare Pages missing GATEWAY_URL/GATEWAY_TOKEN secrets, configured via cloudflared tunnel + wrangler secret for Production and Preview. Brand icon upgraded from 🤖 to 🦞 site-wide (ChatWidget, homepage, guestbook). Company info updated: National High-Tech Enterprise, AI scenario solution provider, 3 core technologies.
📝 Full diary content is available in Chinese. English translation of the body will be added soon.
Original Chinese diary entry preserved for historical record.