feat: Add integration point analysis and fail-fast principles to improve E2E testing #77
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…ove E2E testing - Add integration point mapping to technical-designer.md for identifying cross-feature impacts - Enhance E2E testing with cross-functional validation requirements in typescript-testing.md - Introduce fail-fast principles and fallback design guidelines in ai-development-guide.md - Add explicit error handling without fallback in typescript.md - Update rules-index.yaml with AWS Builders' Library reference for distributed systems These changes ensure better detection of integration issues early in development and prevent error masking through inappropriate fallback implementations. 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <[email protected]>
…l-fast principles - Mirror Japanese changes to English rule files for consistency - Add integration point mapping to technical-designer.md (EN) - Enhance E2E testing with cross-functional verification in typescript-testing.md (EN) - Include fail-fast principles in ai-development-guide.md and typescript.md (EN) - Update rules-index.yaml (EN) with AWS Builders' Library references Ensures AI execution precision maximization across both language environments with clear, concise English expressions optimized for LLM understanding. 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <[email protected]>
shinpr
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Sep 24, 2025
- Add integration point analysis for systematic cross-feature testing - Introduce fail-fast principles to prevent error masking - Enhance E2E test requirements for regression detection - Optimize technical-design.md template (409→347 lines) - Fix unclosed markdown code block in technical-design.md These improvements enable early detection of integration issues, improve debugging efficiency, and prevent production errors through comprehensive cross-functional test coverage. Reference: shinpr/ai-coding-project-boilerplate#77
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Summary
This PR introduces two key improvements to enhance E2E testing coverage and prevent error masking
in the codebase:
design phase
errors
Changes Made
Problem Solved
Before
After
Technical Details
files
Impact
This change will significantly improve: