Searching protocol for "domain-invariants"
Verify domain invariants hold.
Verify domain invariants with property tests
Isolate domain rules into a testable module.
Type-safe TypeScript patterns for reliability.
Extend backend tests for behavior and regressions.
Strict TDD guidance for small, test-driven steps.
Unified PHP validation with a custom Assert.
Master bug-fixing with Chicago School TDD.
Write component specs with confidence.
Ship robust, type-safe TypeScript systems