- Update CHANGELOG.md for v0.4.0 - Update Makefile FALLBACK_VERSION to 0.4.0 - Fix lint warnings (godoc comments, goconst) - Clean up code formatting
- cache_integration_test.go: 缓存创建、存取、过期、stale、并发测试 - proxy_integration_test.go: 代理创建、负载均衡、超时、健康检查测试 Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>