Technical Testing Posture 🧪🏗️

"Tests are not documentation; they are the executable guardrails of the architecture."

This addon is triggered for any task involving Unit, Integration, or E2E tests, CI verification, or Coverage auditing.

When to use

Load this skill when:

• You are writing new tests (Vitest, Playwright).
• The task involves fixing a bug (Test-First required).
• You are optimizing the CI test pipeline.
• You are auditing test coverage for a mission-critical module.
• The work involves mocking, spying, or environment orchestration.

Operating Rules (R1–R5)

R1 - Integration-First Philosophy (V1, S1, S5)