Update V-Model Extension Pack to v0.4.0

[leocamello]

Summary

Updates the V-Model Extension Pack entry in the community catalog to v0.4.0.

Changes

• Version: 0.2.0 → 0.4.0
• Commands: 5 → 9 (new: architecture-design, integration-test, module-design, unit-test)
• Download URL: Updated to v0.4.0 tag

What's new in v0.4.0

• Module Design command — DO-178C/ISO 26262-compliant low-level module designs with four mandatory views (Algorithmic/Logic, State Machine, Internal Data Structures, Error Handling & Return Codes)
• Unit Test command — ISO 29119-4 white-box unit test plans with five named techniques (Statement & Branch Coverage, BVA, EP, State Transition, Strict Isolation) and Dependency & Mock Registries
• validate-module-coverage.sh/ps1 — Bidirectional ARCH→MOD→UTP→UTS coverage validation
• Matrix D (Unit Verification) in traceability matrix
• Renamed validate-coverage → validate-requirement-coverage for consistent naming
• 91 BATS + 91 Pester tests, 51 structural evals, 36 LLM-as-judge evals, 32 E2E evals — all passing
• docs/id-schema-guide.md — Comprehensive four-tier ID schema reference

What was new in v0.3.0

• Architecture Design command — IEEE 42010/Kruchten 4+1 views
• Integration Test command — ISO 29119-4 integration techniques
• Traceability Matrix C — SYS → ARCH → ITP → ITS coverage

Release: https://github.com/leocamello/spec-kit-v-model/releases/tag/v0.4.0

Note: This PR supersedes #1661 (v0.3.0) and #1656 (v0.2.0) which are still pending review.

[Copilot]

Pull request overview

This PR updates the V-Model Extension Pack entry in the community catalog from version 0.2.0 to 0.4.0, skipping the previously-proposed v0.3.0 update. The extension adds four new commands for module design, unit testing, architecture design, and integration testing, completing the V-Model lifecycle with DO-178C/ISO 26262/ISO 29119 compliance features.

Changes:

• Version bumped from 0.2.0 to 0.4.0
• Command count increased from 5 to 9 (adding 4 new commands)
• Updated timestamps to reflect the current date (2026-02-22)

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.

[mnriem]

@leocamello Please resolve the conflicts