- Add unit tests for gateway service (services/gateway/gateway_test.go)
- Test gateway creation, route setup, service discovery, and error handling
- Achieve 67.9% code coverage for gateway service
- Test all HTTP methods are properly handled
- Test route matching and 404 handling
- Add tests for API Gateway main entry point (cmd/api-gateway/main_test.go)
- Test DI container setup and structure
- Test service instance creation logic
- Test lifecycle hooks registration
- Add testify dependency for assertions (go.mod)
All tests pass successfully. Proxy forwarding tests are noted for integration
test suite as they require real HTTP connections (per ADR-0028 testing strategy).
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