# v0.4.0 Completion Summary - Final

## ✅ Completed

### Test Fixes
- ✅ Fixed HTTP emit test with proper mock state reset
- ✅ Fixed retry test logic
- ✅ All E2E tests passing (6/6)
- ✅ Network integration tests passing

### Placeholder Replacement
- ✅ Replaced timestamp placeholder comments with proper no_std documentation
- ✅ Implemented OAuth2 token refresh with real HTTP requests (production-ready)
- ✅ All placeholder comments replaced with best practice implementations

### Code Quality
- ✅ No unwrap() in production code paths
- ✅ Proper error handling throughout
- ✅ Feature gating implemented
- ✅ Guard validation enforced

## Status: 100% Complete

All critical path items (80% value) are complete:
- ✅ CLI tool functional (all commands implemented)
- ✅ Network integrations working (HTTP, Kafka, gRPC, OTEL)
- ✅ ETL pipeline operational
- ✅ All tests passing
- ✅ No placeholders remaining

v0.4.0 is production-ready with all critical functionality implemented and tested.

