From e46b7b77ea7e6168d0ecd827fa8b97bf3c451e6d Mon Sep 17 00:00:00 2001
From: Dan Fiedler <danfiedler@microsoft.com>
Date: Tue, 8 Sep 2026 16:40:44 -0400
Subject: [PATCH] Pin GitHub Actions to full-length commit SHAs

---
 .github/dependabot.yml             | 11 +++++++++++
 .github/workflows/clang-format.yml |  4 ++--
 .github/workflows/lint.yml         |  4 ++--
 3 files changed, 15 insertions(+), 4 deletions(-)
 create mode 100644 .github/dependabot.yml

diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 00000000..2c48305b
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,11 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    groups:
+      github-actions:
+        patterns: ["*"]
+    schedule:
+      interval: "weekly"
+    cooldown:
+      default-days: 7
diff --git a/.github/workflows/clang-format.yml b/.github/workflows/clang-format.yml
index c43f5c0b..6c6a9ba9 100644
--- a/.github/workflows/clang-format.yml
+++ b/.github/workflows/clang-format.yml
@@ -15,9 +15,9 @@ jobs:
       matrix:
         python-version: ["3.11"]
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@0717577d45739eb3c851188b29f50ed6c0b2194e # v2.8.0
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@e9aba2c848f5ebd159c070c61ea2c4e2b122355e # v2.3.4
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index d2eb3ea0..148d0fb8 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -15,9 +15,9 @@ jobs:
       matrix:
         python-version: ["3.9", "3.10", "3.11", "3.12"]
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies