Prose rules for everything committed to the repo — docs/, READMEs, AGENTS.md and agents/ partials, and doc comments. Use when writing, editing, or reviewing any repo prose.
Boot a vers domain service as a real process and drive its RPC endpoints over HTTP — for changes the in-process test client bypasses (serve entrypoint, env wiring, transport middleware, error serialization, trace propagation).
vers testing conventions — the three regimes by package kind, the no-mock / no-branching / co-location rules, `bun test` process-wide lifecycle, isolation levels, factories and composites, jest-extended matchers, authorisation pairs, time and timestamp rules,…
Choose and create the right Neon branch type for testing and development. Use when users ask about Neon branching, migration testing with real data, isolated test environments, schema-only branch workflows for sensitive data, or branch creation via Neon CLI…
Diagnose and fix excessive Postgres egress (network data transfer) in a codebase. Use when a user mentions high database bills, unexpected data transfer costs, network transfer charges, egress spikes, "why is my Neon bill so high", "database costs jumped",…
Guides and best practices for working with Neon Serverless Postgres. Covers setup, connection methods, branching, autoscaling, scale-to-zero, read replicas, connection pooling, Neon Auth, and the Neon CLI, MCP server, REST API, TypeScript SDK, and Python SDK.…