Create E2E Tests

Execution-phase Cypress implementation. Planning-phase: ns-spec-driven/references/e2e-test-task-generator.md.

Session boot

Load .nextstage-harness/rules/e2e-tests-rules.mdc when present. See references/e2e-architecture.md for layout and bootstrap summary.

Phase 0 — Resolve or bootstrap Cypress root

Before any spec or command code, locate the Cypress project or create it.

0.1 — Detect existing E2E (brownfield)

Search the repo in this order:

1. tests-e2e/cypress.config.ts
2. testes-cypress/cypress.config.ts (legacy name)
3. frontend/cypress.config.ts (legacy co-located)