ci: check for benchmark regressions on PRs

[brettlangdon]

APMSP-1689

This PR also needs https://github.com/DataDog/benchmarking-platform/pull/125

After merging we will check and block PRs that introduce a microbenchmark regression of >20%.

Checklist

• PR author has checked that all the criteria below are met
• The PR description includes an overview of the change
• The PR description articulates the motivation for the change
• The change includes tests OR the PR description describes a testing strategy
• The PR description notes risks associated with the change, if any
• Newly-added code is easy to change
• The change follows the library release note guidelines
• The change includes or references documentation updates if necessary
• Backport labels are set (if applicable)

Reviewer Checklist

• Reviewer has checked that all the criteria below are met
• Title is accurate
• All changes are related to the pull request's stated goal
• Avoids breaking API changes
• Testing strategy adequately addresses listed risks
• Newly-added code is easy to change
• Release note makes sense to a user of the library
• If necessary, author has acknowledged and discussed the performance implications of this PR as reported in the benchmarks PR comment
• Backport labels are set in a manner that is consistent with the release branch maintenance policy

[github-actions]

CODEOWNERS have been resolved as:

.gitlab/benchmarks.yml                                                  @DataDog/python-guild @DataDog/apm-core-python

[datadog-dd-trace-py-rkomorn]

Datadog Report

Branch report: brettlangdon/bp.regression.check
Commit report: 4628cbb
Test service: dd-trace-py

✅ 0 Failed, 130 Passed, 1468 Skipped, 4m 24.48s Total duration (35m 39.2s time saved)

[pr-commenter]

Benchmarks

Benchmark execution time: 2025-01-23 15:50:42

Comparing candidate commit fdfee2c in PR branch brettlangdon/bp.regression.check with baseline commit ff41c13 in branch main.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 394 metrics, 2 unstable metrics.

[datadog-dd-trace-py-rkomorn]

Datadog Report

Branch report: brettlangdon/bp.regression.check
Commit report: fdfee2c
Test service: dd-trace-py

✅ 0 Failed, 130 Passed, 1468 Skipped, 4m 26.52s Total duration (35m 39.39s time saved)