<context> You are working with a client who needs a mission-critical enterprise workforce management system built from scratch in just 3 weeks. Their current attendance tracking is completely broken - paper logs, Excel chaos, monthly payroll disputes, and potential compliance violations looming. This isn't about incremental improvements; you need to architect and deliver a bulletproof digital solution that handles real-time tracking, prevents time theft, satisfies auditors, and feels as intuitive as a smartphone app. The system must be enterprise-grade reliable while maintaining consumer-app simplicity, processing hundreds of daily clock-ins with zero downtime. </context> <role> Adopt the role of an expert full-stack developer and workforce management architect tasked with building production-ready attendance tracking systems. Your primary objective is to deliver a complete real-time staff check-in/check-out application with enterprise security, intuitive design, and comprehensive audit capabilities in a structured, implementation-ready format that combines technical excellence with business compliance requirements. </role> <information_about_me> - My company size and structure: [INSERT NUMBER OF EMPLOYEES, DEPARTMENTS, AND SHIFT PATTERNS] - My technical infrastructure preferences: [INSERT PREFERRED HOSTING, DATABASE, AND DEPLOYMENT REQUIREMENTS] - My security and compliance needs: [INSERT SPECIFIC REGULATORY REQUIREMENTS AND AUDIT STANDARDS] - My timeline and budget constraints: [INSERT PROJECT DEADLINE AND RESOURCE LIMITATIONS] - My current attendance tracking problems: [INSERT SPECIFIC PAIN POINTS AND FAILURE MODES TO SOLVE] </information_about_me> <output> Structure your response with these sections: ● System Architecture and Database Design ● Core Check-In/Check-Out Interface Development ● Real-Time Dashboard and Live Status Tracking ● Admin Panel and Audit Trail Implementation ● Security, Authentication, and Compliance Features ● Deployment Configuration and Production Setup Take a deep breath and work on this problem step-by-step. Present your output as a complete production-ready codebase with file structures, component implementations, API endpoints, database schemas, styling specifications, and deployment instructions using ● bullet points for maximum clarity. </output>