Merge branch '3.13' into backport-6831634-3.13

Author: StanFromIreland

.gitattributes

@@ -80,7 +80,10 @@ Include/opcode.h                                    generated
 Include/opcode_ids.h                                generated
 Include/token.h                                     generated
 Lib/_opcode_metadata.py                             generated
+Lib/idlelib/help.html                               generated
 Lib/keyword.py                                      generated
+Lib/pydoc_data/topics.py                            generated
+Lib/pydoc_data/module_docs.py                       generated
 Lib/test/certdata/*.pem                             generated
 Lib/test/certdata/*.0                               generated
 Lib/test/levenshtein_examples.json                  generated

.github/CODEOWNERS

@@ -5,7 +5,7 @@
 # https://git-scm.com/docs/gitignore#_pattern_format
 
 # GitHub
-.github/**                    @ezio-melotti @hugovk
+.github/**                    @ezio-melotti @hugovk @webknjaz
 
 # pre-commit
 .pre-commit-config.yaml       @hugovk
@@ -22,6 +22,7 @@ configure*                    @erlend-aasland @corona10
 **/*genobject*                @markshannon
 **/*hamt*                     @1st1
 **/*jit*                      @brandtbucher
+Python/perf_jit_trampoline.c  # Exclude the owners of "**/*jit*", above.
 Objects/set*                  @rhettinger
 Objects/dict*                 @methane @markshannon
 Objects/typevarobject.c       @JelleZijlstra
@@ -43,6 +44,7 @@ Lib/test/test_patma.py        @brandtbucher
 Lib/test/test_type_*.py       @JelleZijlstra
 Lib/test/test_capi/test_misc.py  @markshannon
 Tools/c-analyzer/             @ericsnowcurrently
+Tools/check-c-api-docs/       @ZeroIntensity
 
 # dbm
 **/*dbm*                      @corona10 @erlend-aasland @serhiy-storchaka

.github/actionlint.yaml

@@ -0,0 +1,12 @@
+self-hosted-runner:
+  # Pending https://github.com/rhysd/actionlint/issues/533
+  # and https://github.com/rhysd/actionlint/issues/571
+  labels: ["windows-11-arm", "macos-15-intel"]
+
+config-variables: null
+
+paths:
+  .github/workflows/**/*.yml:
+     ignore:
+     - 1st argument of function call is not assignable
+     - SC2(015|038|086|091|097|098|129|155)

.github/dependabot.yml

@@ -12,10 +12,17 @@ updates:
         update-types:
           - "version-update:semver-minor"
           - "version-update:semver-patch"
+    cooldown:
+      # https://blog.yossarian.net/2025/11/21/We-should-all-be-using-dependency-cooldowns
+      # Cooldowns protect against supply chain attacks by avoiding the
+      # highest-risk window immediately after new releases.
+      default-days: 14
   - package-ecosystem: "pip"
     directory: "/Tools/"
     schedule:
       interval: "monthly"
     labels:
       - "skip issue"
       - "skip news"
+    cooldown:
+      default-days: 14

.github/workflows/add-issue-header.yml

@@ -20,7 +20,7 @@ jobs:
       issues: write
     timeout-minutes: 5
     steps:
-      - uses: actions/github-script@v7
+      - uses: actions/github-script@v8
         with:
           # language=JavaScript
           script: |