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Production-ready Convex patterns for function organization, validation, query optimization, TypeScript safety, and error handling. \n \n Covers five core areas: function organization by domain, argument and return type validation, indexed query patterns, ConvexError handling, and write conflict avoidance through idempotent mutations \n Enforces code quality via @convex-dev/eslint-plugin with four rules covering function syntax, validators, table IDs, and runtime imports \n Includes complete CRUD

Modern web development standards covering security, compatibility, and code quality patterns. \n \n Enforces HTTPS, Content Security Policy, and security headers to prevent XSS, clickjacking, and mixed-content vulnerabilities \n Addresses browser compatibility through proper doctype, charset, viewport configuration, and feature detection instead of user-agent sniffing \n Covers deprecated APIs (document.write, synchronous XHR, Application Cache) with modern replacements (dynamic script loading,

Comprehensive guidance for building deliverable, compliant, and user-friendly email systems. \n \n Covers authentication setup (SPF/DKIM/DMARC), spam troubleshooting, and deliverability best practices to prevent emails from landing in spam \n Includes templates and patterns for transactional emails (password resets, OTPs, confirmations) and marketing emails with proper consent workflows \n Provides compliance frameworks for CAN-SPAM, GDPR, and CASL regulations, plus double opt-in and suppression