From 05ab12a7e2592867f92e89bff8504c7c48923b04 Mon Sep 17 00:00:00 2001
From: Dan Fiedler <danfiedler@microsoft.com>
Date: Tue, 18 Aug 2026 21:46:09 -0400
Subject: [PATCH] Pin GitHub Actions to full-length commit SHAs

---
 .github/dependabot.yml               | 9 +++++++++
 .github/workflows/deploy-site.yaml   | 8 ++++----
 .github/workflows/version-guard.yaml | 2 +-
 3 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index a25cf47..305b4a5 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -10,3 +10,12 @@ updates:
       # Track: https://github.com/mermaid-js/mermaid/issues
       - dependency-name: "lodash-es"
         update-types: ["version-update:semver-patch", "version-update:semver-minor", "version-update:semver-major"]
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    groups:
+      github-actions:
+        patterns: ["*"]
+    schedule:
+      interval: "weekly"
+    cooldown:
+      default-days: 7
diff --git a/.github/workflows/deploy-site.yaml b/.github/workflows/deploy-site.yaml
index 8b58153..ee86ff6 100644
--- a/.github/workflows/deploy-site.yaml
+++ b/.github/workflows/deploy-site.yaml
@@ -14,11 +14,11 @@ jobs:
     name: Build website
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
         with:
           fetch-depth: 0
 
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
         with:
           node-version: 20
           cache: npm
@@ -33,7 +33,7 @@ jobs:
         working-directory: ./website/
 
       - name: Upload build artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@56afc609e74202658d3ffba0e8f6dda462b719fa # v3.0.1
         with:
           path: ./website/build
 
@@ -55,4 +55,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v4
+        uses: actions/deploy-pages@d6db90164ac5ed86f2b6aed7e0febac5b3c0c03e # v4.0.5
diff --git a/.github/workflows/version-guard.yaml b/.github/workflows/version-guard.yaml
index b8e1a37..6b26499 100644
--- a/.github/workflows/version-guard.yaml
+++ b/.github/workflows/version-guard.yaml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout PR head
-        uses: actions/checkout@v4
+        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4.4.0
         with:
           fetch-depth: 0