
Build a LINE OA Chatbot That Answers Customers 24/7 with Claude Code: A Detailed, Follow-Along Guide (With Real Code)
A hold-your-hand guide to building a LINE OA chatbot that answers customers automatically with Claude Code, Gemini, and Google Sheets on Vercel — every step, which button to click and what to type, with the real code for every file ready to copy. Numbers verified against official LINE, Google, and Vercel docs as of August 2026.







































































