✨ Set up Copilot instructions with BYOK support and DOCX file format for AI book reader repository#7

Copilot wants to merge 4 commits intomainDootrix/ai-book-reader:mainfrom

copilot/fix-ced8aacb-f7c4-4e3e-8bbe-ef22a57b1ccdDootrix/ai-book-reader:copilot/fix-ced8aacb-f7c4-4e3e-8bbe-ef22a57b1ccdCopy head branch name to clipboard