flins

Prevent feature creep when building software, apps, and AI-powered products. Use this skill when planning features, reviewing scope, building MVPs, managing backlogs, or when a user says "just one more feature." Helps developers and AI agents stay focused, ship faster, and avoid bloated products.

Building AI agents with the Convex Agent component including thread management, tool integration, streaming responses, RAG patterns, and workflow orchestration

Guidelines for building production-ready Convex apps covering function organization, query patterns, validation, TypeScript usage, error handling, and the Zen of Convex design philosophy

How to create, structure, and publish self-contained Convex components with proper isolation, exports, and dependency management

Scheduled function patterns for background tasks including interval scheduling, cron expressions, job monitoring, retry strategies, and best practices for long-running tasks

Complete file handling including upload flows, serving files via URL, storing generated files from actions, deletion, and accessing file metadata from system tables

Writing queries, mutations, actions, and HTTP actions with proper argument validation, error handling, internal functions, and runtime considerations

External API integration and webhook handling including HTTP endpoint routing, request/response handling, authentication, CORS configuration, and webhook signature validation

Schema migration strategies for evolving applications including adding new fields, backfilling data, removing deprecated fields, index migrations, and zero-downtime migration patterns

Patterns for building reactive apps including subscription management, optimistic updates, cache behavior, and paginated queries with cursor-based loading

Defining and validating database schemas with proper typing, index configuration, optional fields, unions, and migration strategies for schema changes

Deep security review patterns for authorization logic, data access boundaries, action isolation, rate limiting, and protecting sensitive operations

Quick security audit checklist covering authentication, function exposure, argument validation, row-level access control, and environment variable handling

Comprehensive guide for building beautiful interactive command-line interfaces using Clack. Use when creating CLI tools with text input, selections, autocomplete, progress tracking, and streaming output.

Comprehensive guide for building Node.js command-line interfaces using Commander.js. Use when creating CLI tools with options, commands, subcommands, arguments, and help system customization.