Review Draft Publication: January 2026

And align with spec-factory.

Author: annevk

.github/workflows/build.yml

@@ -12,14 +12,14 @@ on:
 jobs:
   build:
     name: Build
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 2
-    - uses: actions/setup-python@v4
+    - uses: actions/setup-python@v6
       with:
-        python-version: "3.11"
+        python-version: "3.14"
     - run: pip install bikeshed && bikeshed update
     # Note: `make deploy` will do a deploy dry run on PRs.
     - run: make deploy

PULL_REQUEST_TEMPLATE.md

@@ -1,6 +1,8 @@
 <!--
 Thank you for contributing to the MIME Sniffing Standard! Please describe the change you are making and complete the checklist below if your change is not editorial.
-When editing this comment after the PR is created, check that PR-Preview doesn't overwrite your changes.
+
+When you submit this PR, and each time you edit this comment (including checking a checkbox through the UI!), PR Preview will run and update it. As such make any edits in one go and only after PR Preview has run.
+
 If you think your PR is ready to land, please double-check that the build is passing and the checklist is complete before pinging.
 -->
 

mimesniff.bs

@@ -3,7 +3,7 @@ Group: WHATWG
 H1: MIME Sniffing
 Shortname: mimesniff
 Text Macro: TWITTER mimesniff
-Text Macro: LATESTRD 2025-07
+Text Macro: LATESTRD 2026-01
 Abstract: The MIME Sniffing standard defines sniffing resources.
 Translation: ja https://triple-underscore.github.io/mimesniff-ja.html
 Translation: zh-Hans https://htmlspecs.com/mimesniff/