[renovate]

This PR contains the following updates:

Package	Update	Change
golang	minor	1.26.10 → 1.27.3

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Release Notes

golang/go (golang)

v1.27.3

Compare Source

v1.27.2

Compare Source

v1.27.1

Compare Source

v1.27.0

Compare Source

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Configuration

📅 Schedule: (UTC)

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• Automerge
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🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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This PR was generated by Mend Renovate. View the repository job log.

[fullsend-ai-review]

🤖 Finished Review · ✅ Success · Started 10:03 PM UTC · Completed 10:09 PM UTC
Commit: 7c8ccca · View workflow run →

[fullsend-ai-review]

Looks good to me

Previous run

<!-- fullsend:review-findings-v2:eyJ2ZXJzaW9uIjoyLCJhY3Rpb24iOiJhcHByb3ZlIiwiZmluZGluZ3MiOltdfQ== -->

Looks good to me

Previous run (2)

<!-- fullsend:review-findings-v2:eyJ2ZXJzaW9uIjoyLCJhY3Rpb24iOiJhcHByb3ZlIiwiZmluZGluZ3MiOltdfQ== -->

Looks good to me

Previous run (3)

Renovate bot mechanical dependency update: .tool-versions bumps the asdf golang pin from 1.23.12 to 1.27.1 on the release-v0.7 branch. Value-only change; sub-agent early-exit rules apply. No correctness, security, or style concerns identified. Approving.

Findings

Info

• [scope-authorization-implicit] — Authorization inferred from mechanical nature of change (value-only version bump). No architectural review required.
• [provenance-warning] — Prior review context discarded: provenance validation failed (PRIOR_REVIEW_PROVENANCE=unverifiable-wrong-app). This review treats all findings as first-time assessments; severity anchoring was skipped for this run.

Previous run (4)

Looks good to me

Previous run (5)

Looks good to me

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Labels: PR updates Go toolchain version in .tool-versions

Previous run (6)

Looks good to me

Previous run (7)

Review of #1692 — Update dependency golang to v1.26.5 (release-v0.7)

Verdict: ✅ Approve

Summary

This is a mechanical Renovate bot PR that bumps the Go toolchain version in .tool-versions from 1.23.12 to 1.26.5. The change is a single-line, value-only edit to a developer tooling configuration file (used by asdf/mise for local Go version management).

Dimension results

Dimension	Result
Correctness	✅ No blocking issues — version gap with go.mod is normal Go practice (see below)
Security	✅ No findings — no code, workflow, or permission changes
Intent & coherence	✅ Mechanical dependency bump, scope authorization implicit
Style & conventions	✅ No findings — format preserved
Documentation currency	✅ No stale documentation references found
Cross-repo contracts	⏭ Skipped — no exported API changes

Observations

Go toolchain version gap (low): After merge, .tool-versions will specify Go 1.26.5 while go.mod declares go 1.25.5. This is standard Go practice — since Go 1.21, the go directive in go.mod controls language semantics, and using a newer toolchain is explicitly supported. The .tool-versions file only affects local developer environments, not CI builds. No action required.

[fullsend-ai-review]

🤖 Finished Review · ✅ Success · Started 7:58 PM UTC · Completed 8:04 PM UTC

Commit: 87c4a29 · View workflow run →

[fullsend-ai-review]

🤖 Finished Review · ✅ Success · Started 3:06 PM UTC · Completed 3:11 PM UTC

Commit: 87c4a29 · View workflow run →

[fullsend-ai-review]

🤖 Finished Review · ✅ Success · Started 10:14 PM UTC · Completed 10:20 PM UTC

Commit: 87c4a29 · View workflow run →

[fullsend-ai-review]

<!-- fullsend:risk-assessment -->
Risk Assessment: low (1/5)

Details

Tier 1 signals are identical to the prior review (bot-authored, single-file .tool-versions config change, XS blast radius, no protected or security-sensitive paths); Tier 2 confirms minimal churn (2 commits/30d, 1 author, 0 regressions), sustaining the prior score of 1.

Previous run

<!-- fullsend:risk-assessment -->
Risk Assessment: low (1/5)

Details

Tier 1 signals are unchanged from the prior review (bot-authored, single-file config change, XS blast radius, no protected or security-sensitive paths); Tier 2 confirms minimal churn and no regression history, sustaining the prior score of 1.

Previous run (2)

<!-- fullsend:risk-assessment -->
Risk Assessment: low (1/5)

Details

Bot-authored, single-file Go version bump with XS blast radius, no protected or security-sensitive paths touched, minimal churn history, and no regression signals make this a routine low-risk dependency update.

Superseded by updated review

[fullsend-ai-review]

🤖 Finished Review · ✅ Success · Started 4:47 AM UTC · Completed 4:57 AM UTC

Commit: deb0059 · View workflow run →

Runtime: claude · Model: opus → claude-opus-4-6 · Effort: high · Cost: $2.04

Superseded by updated review

The merge-base changed after approval.

[fullsend-ai-review]

🤖 Finished Review · ✅ Success · Started 10:09 AM UTC · Completed 10:20 AM UTC

Commit: 9e758b5 · View workflow run →

Runtime: claude · Model: opus → claude-opus-4-6 · Effort: high · Cost: $2.45

Superseded by updated review

[fullsend-ai-retro]

🤖 Finished Retro · ✅ Success · Started 3:45 PM UTC · Completed 3:52 PM UTC

Commit: 9e758b5 · View workflow run →

Runtime: claude · Model: opus → claude-opus-4-6 · Effort: high · Cost: $2.45

[fullsend-ai-retro]

Retro: PR #1692 — Renovate Go version bump

This PR updated .tool-versions (Go 1.26.10 → 1.27.3) on the release-v0.7 branch — a single-line, mechanical Renovate bot change. It was open for ~8 months (March–October 2026) because Renovate kept rebasing as new Go patch versions were released. Each rebase triggered a fresh review dispatch, resulting in 8 total review runs, all reaching the same "approve with no findings" conclusion. Documented costs across the last 4 runs total $8.71 (estimated $15–20 across all 8 runs). Each run dispatched 4 sub-agents (correctness on Opus, style/intent/risk on Sonnet) for a 1-line .tool-versions change.

No new proposals — existing issues cover this

The problems observed are well-tracked by existing open issues:

• Configure REVIEW_SKIP_AUTHORS to skip review for Renovate bot PRs #1931 (conforma/policy): Proposes REVIEW_SKIP_AUTHORS to skip review for Renovate bot PRs. This retro provides direct supporting evidence: 8 review runs on PR Update dependency golang to v1.27.3 (release-v0.7) #1692 all approved a 1-line .tool-versions change, accumulating $8.71+ in documented costs.
• Skip re-review dispatch on bot PR rebases when prior review was a clean approval fullsend-ai/fullsend#8830: Proposes skipping re-review on bot PR rebases when the prior review was a clean approval. PR Update dependency golang to v1.27.3 (release-v0.7) #1692 is a textbook case — each Renovate rebase dismissed the prior approval and triggered a fresh full-pipeline review, 8 times over 7 months.
• Add lightweight review path for trivial bot dependency bumps fullsend-ai/fullsend#1358: Proposes a lightweight review path for trivial bot dependency bumps. PR Update dependency golang to v1.27.3 (release-v0.7) #1692 shows the cost of the full pipeline: 4 sub-agents dispatched per run ($1.45–$2.77 each) for a file that only changes a version number.
• Skip or use lightweight retro analysis for bot-authored PRs fullsend-ai/fullsend#3317: Proposes skipping or reducing retro analysis for bot-authored PRs. This retro run itself is an instance of the problem it describes — analyzing a merged 1-line Renovate bump.

What went well

• Review quality was correct: Every review correctly identified this as a low-risk, mechanical change and approved without false positives.
• Risk assessment was consistent: All runs scored risk as 1/5 (low).
• Human reviewers agreed: Both Acepresso and robnester-rh approved, consistent with the agent's assessment.