studio-testing

Comprehensive guide for creating modular skills that extend Claude's capabilities with specialized knowledge and workflows. Skills consist of a required SKILL.md file with YAML frontmatter and markdown instructions, plus optional bundled resources (scripts, references, assets) organized by purpose and loaded progressively to conserve context Design skills around concrete usage examples; identify reusable scripts for deterministic tasks, reference files for domain knowledge, and assets for...

Use when doing ANY task involving Supabase. Triggers: Supabase products (Database, Auth, Edge Functions, Realtime, Storage, Vectors, Cron, Queues); client…

Postgres performance optimization rules across 8 priority categories, from query tuning to advanced features. Organized into 8 rule categories prioritized by impact: query performance and connection management (critical), security and RLS, schema design, concurrency, data access patterns, monitoring, and advanced features Each rule includes detailed explanations, incorrect vs. correct SQL examples, EXPLAIN output analysis, and performance metrics to guide optimization decisions Covers query...

Use when writing server-side code with Supabase — Edge Functions, Hono apps, webhook handlers, or any backend that needs Supabase auth and client creation.…

Use when reviewing PRs that touch packages/dev-tools/, packages/common/posthog-client.ts,

Run e2e tests in the Studio app. Use when asked to run e2e tests, run studio tests, playwright tests, or test the feature.

React and TypeScript best practices for Supabase Studio. Use when writing

Write and run Playwright E2E tests for Supabase Studio. Use when asked