chore(master): release execution 1.15.4

[pepol]

🤖 I have created a release beep boop

1.15.4 (2026-05-29)

Bug Fixes

• bump grpc to v1.80.0 (#1511) (5c2debf)
• use float64 for intermediate cost calculations (#1514) (d415ae5)

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📝 Walkthrough

Walkthrough

Adds a top-of-file v1.15.4 entry to execution/CHANGELOG.md documenting two bug fixes (grpc bumped to v1.80.0 and intermediate cost calculations using float64) and updates release-please-manifest.json to set execution to v1.15.4.

Changes

Release v1.15.4

Layer / File(s)	Summary
Version 1.15.4 changelog and manifest update execution/CHANGELOG.md, release-please-manifest.json	Adds v1.15.4 changelog entry noting grpc bump to v1.80.0 and switch to float64 for intermediate cost calculations; bumps manifest execution from 1.15.3 to 1.15.4.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Possibly related PRs

• wundergraph/graphql-go-tools#1482: Similar changelog and manifest updates for the execution component.
• wundergraph/graphql-go-tools#1510: Prior release PR updating execution/CHANGELOG.md and release-please-manifest.json.
• wundergraph/graphql-go-tools#1515: Related changelog entry documenting the float64 intermediate cost calculations fix.

Suggested labels

autorelease: tagged

🚥 Pre-merge checks | ✅ 4

✅ Passed checks (4 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title clearly and specifically identifies the release being created: execution version 1.15.4, which matches the changelog and manifest changes in the PR.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Description check	✅ Passed	The PR description clearly relates to the changeset, detailing the release notes for v1.15.4 with specific bug fixes that match the CHANGELOG and manifest updates.

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch release-please--branches--master--components--execution

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