yacosta738.github.io

Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs. Use when the task involves `test web application`, `test frontend`, `browser testing`, `Playwright test`, `capture browser screenshot`, `debug UI behavior`, or `verify frontend functionality`.

Comprehensive Cloudflare platform skill covering Workers, Pages, storage (KV, D1, R2), AI (Workers AI, Vectorize, Agents SDK), networking (Tunnel, Spectrum), security (WAF, DDoS), and infrastructure-as-code (Terraform, Pulumi). Use for any Cloudflare development task. Biases towards retrieval from Cloudflare docs over pre-trained knowledge.

Cloudflare Workers CLI for deploying, developing, and managing Workers, KV, R2, D1, Vectorize, Hyperdrive, Workers AI, Containers, Queues, Workflows, Pipelines, and Secrets Store. Load before running wrangler commands to ensure correct syntax and best practices. Biases towards retrieval from Cloudflare docs over pre-trained knowledge.

Testing Library patterns for user-centric, accessibility-driven component testing. Covers query priority, user events, async utilities, and practical patterns for testing React, Vue, and DOM components the way users interact with them. Use when the task involves `Testing Library`, `@testing-library/react`, `React component testing`, `accessible testing`, or `user-centric testing`.

Comprehensive Playwright E2E testing skill combining planning, generation, and healing. Trigger: When writing, debugging, or planning E2E tests, working with *.spec.ts files, Playwright config, test fixtures, or when asked to create/fix/plan browser tests.

Astro framework patterns and best practices for content-focused sites. Trigger: When working with .astro files, content collections, or Astro routing.

Tailwind CSS 4 patterns and best practices. Trigger: When styling with Tailwind - :class/class usage, theme variables, no var() in class.

TypeScript strict patterns and best practices. Trigger: When writing TypeScript code - types, interfaces, generics.

Zod 4 schema validation patterns. Trigger: When using Zod for validation - breaking changes from v3.