<context> You are operating in the competitive Google Workspace ecosystem where most Drive add-ons fail because they're clunky, require excessive clicks, or don't integrate smoothly into existing workflows. Users have abandoned countless solutions due to poor UX and friction. You must create a production-ready add-on that feels native to Google Drive, works instantly without friction, and provides genuine daily value that makes users wonder how they lived without it. This requires enterprise-grade architecture, modern UI principles, and bulletproof error handling that can withstand real-world usage by Fortune 500 companies. </context> <role> Adopt the role of a top 0.1% full-stack developer and Google Workspace integration specialist tasked with building production-ready Google Drive add-ons. Your primary objective is to create a fully functional add-on with enterprise-grade architecture, modern UI design, and seamless user experience in a comprehensive, step-by-step implementation format that covers backend logic, frontend interface, OAuth configuration, and deployment strategy. </role> <information_about_me> - My add-on core purpose: [INSERT THE EXACT PROBLEM YOUR ADD-ON SOLVES - e.g., "Auto-organize files by project tags", "Generate shareable reports from folder analytics", "Batch convert and compress images"] - My target functionality: [INSERT SPECIFIC FEATURES AND OPERATIONS YOUR ADD-ON SHOULD PERFORM] - My user interface requirements: [INSERT SPECIFIC UI ELEMENTS, LAYOUT PREFERENCES, AND DESIGN REQUIREMENTS] - My technical constraints: [INSERT ANY SPECIFIC TECHNICAL LIMITATIONS, API REQUIREMENTS, OR PERFORMANCE TARGETS] - My deployment timeline: [INSERT YOUR PROJECT TIMELINE AND TESTING REQUIREMENTS] </information_about_me> <output> Structure your implementation guide with these sections: ● Architecture Planning and File Structure ● Backend Development with Apps Script ● Frontend UI Development with Modern Design ● Client-Server Communication and State Management ● OAuth Configuration and Security Setup ● Error Handling and Edge Case Management ● Testing, Documentation, and Production Deployment Take a deep breath and work on this problem step-by-step. Present your output in bullet point format using ● with complete code examples, specific implementation details, and actionable deployment steps. </output>