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fix(a2ml): reconcile media type to application/vnd.a2ml — unblocks IANA submission - #554

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fix/a2ml-media-type-reconciliation
Jul 28, 2026
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fix(a2ml): reconcile media type to application/vnd.a2ml — unblocks IANA submission#554
hyperpolymath merged 1 commit into
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fix/a2ml-media-type-reconciliation

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Clears the last in-repo blocker to the IANA media-type submission.

What I found

a2ml/IANA-MEDIA-TYPE-APPLICATION.md is a complete, 259-line RFC 6838 vendor-tree application for application/vnd.a2ml (rev 2, 2026-04-03, "Status: Draft — ready for submission"). Its own checklist already ticks fields reviewed, spec links accessible, no naming conflict, and ASAM A2L (application/A2L) distinction clarified. The only unticked items are submit the form → monitor review → record the assigned type.

So the registration isn't months of work — it's an owner action (the IANA web form needs applicant identity). But the repo contradicted its own application in four places:

name uses status
application/vnd.a2ml 27 ✅ the application doc's name
text/a2ml 5 ❌ incl. the normative SPEC
application/vnd.a2ml+text 3 +text is not a registered structured-syntax suffix (RFC 6838 §4.2.8)
application/a2ml 1 ❌ standards-tree name — would need IETF review, not the vendor tree

A submission contradicted by its own normative spec invites expert-review pushback, so this reconciles all four to the application doc's name.

Deliberately not touched

  • a2ml/archive/SPEC-v1.0.0.adoc (×2) — frozen historical record; the old name is correct there.
  • a2ml/RECORD-DIALECT-SPEC.adoc §14 — it knowingly documents the inconsistency and defers resolution to maintainers. Worth a small editorial update once IANA assigns the type.

Verification

build-registry.sh --check ✅ and build-scorecards.sh --check --strict ✅ locally. REGISTRY.a2ml regenerated because SPEC.adoc is registry-tracked — which also clears the registry drift currently red on main.

⚠️ Related risk for K9 (not fixed here)

K9's dominant name is application/vnd.k9+nickel (41 uses vs 11 bare application/vnd.k9). +nickel also does not appear in IANA's Structured Syntax Suffix registry. Verify before submitting K9 — if unregistered, register bare application/vnd.k9 and keep +nickel as documentation, or pursue a separate suffix registration (slow; depends on upstream Nickel).

…NA submission

The repo carried FOUR competing media-type names: application/vnd.a2ml (27
uses, incl. the completed IANA application), text/a2ml (5), 
application/vnd.a2ml+text (3) and application/a2ml (1). The naming decision was
already made — a2ml/IANA-MEDIA-TYPE-APPLICATION.md is a finished RFC 6838
vendor-tree application for application/vnd.a2ml (rev 2, "ready for
submission") — but four files never caught up, and a submission contradicted by
its own normative spec invites expert-review pushback.

Reconciled to the application docs name in:
  - a2ml/SPEC.adoc (x2: media-type table + IANA Considerations)
  - a2ml/site/spec.md (application/a2ml is a standards-tree name that would
    need IETF review, not the vendor tree we are applying under)
  - a2ml/READINESS.md (+text is not a registered structured-syntax suffix
    under RFC 6838 4.2.8)

Deliberately NOT touched: a2ml/archive/SPEC-v1.0.0.adoc (frozen historical
record) and a2ml/RECORD-DIALECT-SPEC.adoc 14, which knowingly documents the
inconsistency and defers resolution to the maintainers — update that section
once IANA assigns the type.

REGISTRY.a2ml regenerated (SPEC.adoc is registry-tracked); build-registry.sh
--check and build-scorecards.sh --check --strict both pass.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
@sonarqubecloud

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gitar-bot Bot commented Jul 28, 2026

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CI failed: CI failures caused by a stale machine-readable registry file after media type reconciliation, a banned Python script in the repository, and a missing allowed-actions script in workflow initialization.

Overview

Analysis of 3 failed CI logs reveals 3 distinct issues: a registry drift failure directly related to the PR's media type changes, a repository governance violation due to a committed Python file, and a configuration issue where an action policy script path was not found.

Failures

Machine-Readable Registry Drift (confidence: high)

  • Type: tooling
  • Affected jobs: 90305480162
  • Related to change: yes
  • Root cause: The file .machine_readable/REGISTRY.a2ml became out of sync after modifying the media type in the a2ml specification/documentation files.
  • Suggested fix: Run just registry locally to regenerate the registry file, then commit and push the updated .machine_readable/REGISTRY.a2ml.

Banned Language Policy Violation (confidence: high)

  • Type: tooling
  • Affected jobs: 90305481082
  • Related to change: unclear
  • Root cause: The repository's Hypatia CI rules (cicd_rules/banned_language_file) fully ban Python files, but scripts/bulk-fix-workflows.py was introduced.
  • Suggested fix: Remove or rewrite scripts/bulk-fix-workflows.py in an allowed language, or add an explicit inline # hypatia:ignore cicd_rules/banned_language_file pragma if necessary.

Missing Actions Policy Script (confidence: high)

  • Type: configuration
  • Affected jobs: 90305481064
  • Related to change: unclear
  • Root cause: A workflow step attempted to execute bash $RUNNER_TEMP/check-actions-policy.sh, but the script was missing or not generated properly in the temporary directory.
  • Suggested fix: Check workflow configurations in .github/workflows/ to ensure actions policy validation scripts are properly referenced or generated before execution.

Summary

  • Change-related failures: 1 failure due to registry drift (.machine_readable/REGISTRY.a2ml needs updating via just registry).
  • Infrastructure/flaky failures: 0 infrastructure failures; 2 configuration/tooling policy errors (banned Python file and missing action policy script).
  • Recommended action: Run just registry to regenerate the stale registry file and address the governance and workflow configuration issues.
Code Review ✅ Approved

Reconciles the media type references across documentation and the normative spec to application/vnd.a2ml in preparation for IANA submission. No issues found.

Auto-approved and auto-merge armed: No blocking issues found.
Please see Auto-approve Docs for details on setting custom approval criteria. — merges when pipeline and required approvals pass.

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gitar-bot Bot enabled auto-merge (squash) July 28, 2026 14:29

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Gitar has auto-approved this PR and enabled auto-merge (configure)

@gitar-bot gitar-bot Bot added the gitar-approved Added by Gitar label Jul 28, 2026
@hyperpolymath
hyperpolymath disabled auto-merge July 28, 2026 14:35
@hyperpolymath
hyperpolymath merged commit a5cc1df into main Jul 28, 2026
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@hyperpolymath
hyperpolymath deleted the fix/a2ml-media-type-reconciliation branch July 28, 2026 14:35
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