First Experiment -- Springboot RestAPI with Circuit Breaker

Problem statement :

• take a working application from several years back.
• upgrade it to latest version of same tech stack.
• replace retired libraries with newer ones.
• make use of AI Code Assistant.
• test the application personally (human in the loop)
• document carefully the findings

📚 Breaking down Sequence of Events

• Getting Started:

  • First Analysis before starting:
  • Draft a Plan to work with AI:
  • Interaction Dialog with AI:

• Architecture:

  • Project Summary:
  • Full Stack Architecture:

• Migration Guides:

  • H2 Database Migration:
  • Resilience4j Migration:
  • Gradle 9 Migration:
  • Upgrade Plan:
  • Circuit Breaker Upgrade:
  • H2 Upgrade Plan:

• Migration Status:

  • Migration Summary:
  • H2 Migration Complete:
  • Test Migration Complete:
  • Phase 1 Complete:
  • Phase 3 Complete:
  • Upgrade Progress:
  • Upgrade Status:

• Implementation Guides:

  • Product API:
  • Frontend Implementation:
  • Docker Implementation:
  • Performance Testing:
  • Circuit Breaker Summary:

• Test Results:

  • Backend Tests:
  • Frontend Tests:
  • Product Controller Tests:
  • Test Results Summary:
  • Validation Tests:

• Code Reviews & Fixes:

  • First response:
  • Code Review Summary:
  • Senior Architect Review:
  • Critical Fix 002:
  • Critical Fix 003:

• Quick Start Guides:

  • H2 Database:
  • Frontend Setup:
  • Docker Setup:
  • Gatling Testing:
  • Resilience4j:
  • Push to Vercel:

• Additional Documentation:

  • Old Index:
  • Enhancements Oct 2025:
  • Annotation Refactoring:
  • Resilience4j Implementation:
  • Docker Guide:
  • Performance Testing:
  • Pending Actions:

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