🚀 v0.4.0 SUPER ISSUE - Core Completeness (Phase 1)

[gbrennon]

v0.4.0 - Core Completeness (Phase 1)

📋 Version Overview

Complete the foundational patterns and core infrastructure needed for domain-driven applications.

🎯 Version Goals

• ✅ Message hierarchy fixed - proper inheritance and serialization
• ✅ Event sourcing ready - EventStore and EventBus operational
• ✅ Repository patterns - complete with Specification support
• ✅ Application services - Command/Query handling with middleware
• ✅ Infrastructure adapters - HTTP and database integration

📦 Epic Issues (5 Total)

Epic 1.1: Message/Event System Enhancement (#69)

Status: 🔄 In Progress
Description: Fix Message inheritance and implement Serializable protocol

Tasks:

• v0.4.0 Task 1.1.1: Fix Message inheritance #78 - v0.4.0 Task 1.1.1: Fix Message inheritance + Serializable protocol ⭐
• v0.4.0 Task 1.1.2: EventStore for existing Event classes #79 - v0.4.0 Task 1.1.2: EventStore for existing Event classes
• v0.4.0 Task 1.1.3: EventBus for Message hierarchy #80 - v0.4.0 Task 1.1.3: EventBus for Message hierarchy

Epic 1.2: Repository Pattern Completion (#70)

Status: ⏳ Pending
Description: Complete repository patterns with Specification support

Tasks:

• v0.4.0 Task 1.2.1: Specification pattern with Repository integration #81 - v0.4.0 Task 1.2.1: Specification pattern with Repository integration
• v0.4.0 Task 1.2.2: Advanced Repository Patterns + Unit of Work #85 - v0.4.0 Task 1.2.2: Advanced Repository Patterns + Unit of Work

Epic 1.3: Application Services Layer (#71)

Status: ⏳ Pending
Description: Application services with Command/Query handling

Tasks:

• v0.4.0 Task 1.3.1: ApplicationService with Command integration #82 - v0.4.0 Task 1.3.1: ApplicationService with Command integration
• v0.4.0 Task 1.3.2: Query Services + CQRS Read Models #86 - v0.4.0 Task 1.3.2: Query Services + CQRS Read Models

Epic 1.4: Infrastructure Adapter Patterns (#72)

Status: ⏳ Pending
Description: HTTP and database adapters for external integration

Tasks:

• v0.4.0 Task 1.4.1: HTTP Adapters + REST API Infrastructure #83 - v0.4.0 Task 1.4.1: HTTP Adapters + REST API Infrastructure
• v0.4.0 Task 1.4.2: Database Adapters + Repository Implementation #84 - v0.4.0 Task 1.4.2: Database Adapters + Repository Implementation

🔗 Task Dependencies

Critical Path (Must Complete First):

1. Task v0.4.0 Task 1.1.1: Fix Message inheritance #78 (Message inheritance) → Foundation for everything
2. Tasks v0.4.0 Task 1.1.2: EventStore for existing Event classes #79, v0.4.0 Task 1.1.3: EventBus for Message hierarchy #80 (EventStore, EventBus) → Depends on v0.4.0 Task 1.1.1: Fix Message inheritance #78
3. Task v0.4.0 Task 1.2.1: Specification pattern with Repository integration #81 (Specification) → Independent
4. Task v0.4.0 Task 1.3.1: ApplicationService with Command integration #82 (ApplicationService) → Depends on v0.4.0 Task 1.1.1: Fix Message inheritance #78

Secondary Path:

5. Task v0.4.0 Task 1.4.1: HTTP Adapters + REST API Infrastructure #83 (HTTP Adapters) → Depends on v0.4.0 Task 1.1.1: Fix Message inheritance #78, v0.4.0 Task 1.3.1: ApplicationService with Command integration #82
6. Task v0.4.0 Task 1.4.2: Database Adapters + Repository Implementation #84 (Database Adapters) → Depends on v0.4.0 Task 1.2.1: Specification pattern with Repository integration #81
7. Task v0.4.0 Task 1.2.2: Advanced Repository Patterns + Unit of Work #85 (Unit of Work) → Depends on v0.4.0 Task 1.2.1: Specification pattern with Repository integration #81, v0.4.0 Task 1.4.2: Database Adapters + Repository Implementation #84
8. Task v0.4.0 Task 1.3.2: Query Services + CQRS Read Models #86 (Query Services) → Depends on v0.4.0 Task 1.1.1: Fix Message inheritance #78, v0.4.0 Task 1.1.3: EventBus for Message hierarchy #80

✅ Completion Criteria

• All 8 tasks completed and tested
• Integration tests passing between components
• Documentation updated for all new APIs
• Performance benchmarks established
• Migration guide from v0.3.10 → v0.4.0

🎉 Success Metrics

• Architectural Foundation: 100% - Core patterns established
• Developer Experience: 85% - Clean APIs, good error messages
• Performance: 90% - Sub-100ms response times
• Test Coverage: 95% - All critical paths covered

📝 Next Version Preview

After v0.4.0 completion, v0.5.0 will focus on:

• CLI tools for code generation
• IDE integration and developer tooling
• Enhanced documentation and examples

---

⭐ Start with Task #78 - it's the foundation for everything else!