--- name: python-mastery category: coding description: Comprehensive Python mastery skill covering architecture, idiomatic code, design patterns, security, testing, performance, and deployment for production-grade Python applications. version: 1.0.0

Cross-language secure coding: OWASP Top 10, input validation, auth patterns, cryptography, supply chain security with concrete examples in Python, PHP, JS, Go, Java.

Design scalable distributed systems using structured approaches — load balancing, caching, message queues, databases, and microservices