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feat(ci): automated performance regression detection in CI pipeline (closes #133) - #173
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…loses VeriNode-Labs#133) - Implements deterministic, dependency-free performance regression detector in `src/perf_regression/mod.rs` - Enforces hard critical path P99 latency SLA (< 100ms) and platform availability (99.99%) - Provides blue-green deployment strategy and canary performance analysis gate with security review sign-off - Adds comprehensive integration test suite `tests/perf_regression_detection_test.rs` (11 tests) and co-located unit tests (16 tests) - Adds CI automation script `scripts/detect_perf_regression.py` and GitHub Actions workflow `.github/workflows/performance-regression.yml` - Adds architectural documentation and runbooks in `docs/performance-regression-detection.md`
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Automated Performance Regression Detection in CI Pipeline
Closes #133
Summary of Changes
Implements issue #133: a deterministic, dependency-free automated performance regression detection system for CI pipelines, monitoring agents, and canary release gates across all VeriNode services.
Technical Bounds & Invariants Enforced
CRITICAL_PATH_P99_TARGET_MS) on all critical execution paths.AVAILABILITY_TARGET_BPS = 9_999).DEFAULT_MAX_REGRESSION_BPS), 15.00% hard blocker threshold (BLOCKER_REGRESSION_BPS).New Files
src/perf_regression/mod.rstests/perf_regression_detection_test.rsscripts/detect_perf_regression.py.github/workflows/performance-regression.ymldocs/performance-regression-detection.mdModified Files
src/lib.rspub mod perf_regression;with architectural documentationCargo.toml[[test]]entry forperf_regression_detection_testREADME.mdVerification
cargo fmt --all -- --check: Clean (0 diffs)cargo clippy --test perf_regression_detection_test --lib -- -D warnings: 0 warningscargo test --test perf_regression_detection_test: 11/11 tests pass greencargo test --lib perf_regression::tests: 16/16 unit tests pass greenpython3 scripts/detect_perf_regression.py: Clean execution with 0 blockerspython3 scripts/storage-layout-check.py: Passed with 0 storage slot collisions