argus-apm: v0.5.0

0.5.0 (2026-05-03)

Features

• add @grpc/grpc-js driver instrumentation (fd26e4f)
• GC pressure monitoring, connection pool monitoring, distributed tracing (994fd35)
• implement Phase R Wave 1 — five cross-signal diagnostic rules (af054d8)
• implement Phase R Wave 2 and demo app Phase R scenarios (52b32e6)
• implement Phase R Wave 3 — R.7 hot-path column usage analysis and R.8 unhandled DB call detection (1491ffe)
• out-of-the-box colorful logging, per-event BYOD opt-out, 100% test coverage (30e4307)
• slow query monitoring with per-driver thresholds and dev warnings (bedc268)
• transaction monitoring, cache hit-rate, EXPLAIN analyzer, DNS monitor, adaptive sampling, OTLP-compatible exporter, heap OOM-risk detection (cb440cb)

Bug Fixes

• add rootDir for TS6 build + gate pre-commit on build (62a1841)
• adjust coverage thresholds to match current exact coverage (94/89/90) (67b49b5)
• code quality, reliability and type-safety improvements (a948971)
• CrashGuard flush race, slow-burn memory leak detection, type safety, and docs (5f3a67f)
• remove committed private key and generate EC key pair dynamically in tests (69aa2e0)
• remove flaky drain assertion from adaptive-sampler refill test (7b56e52)
• remove unnecessary type assertions flagged by typescript-eslint 8.59 (90304a5)
• remove unused safeChannel import + apply Prettier formatting (dcf2628)
• resolve 3 CI test failures (2dba2e0)
• resolve fs coverage test timeout due to start up pause race condition (ebafb07)
• resolve typescript-eslint 8.59 lint errors + gate release on CI (bb4d937)
• TDD bug fixes — threshold checks, nuclear clear, pg N+1, exponential backoff, http timing (f0bce81)
• type safety, ESLint zero-error, CI/CD, security hardening (08c37a2)