From cb5cdf39c65dc529e9bb3c367c8b3a9f726d31be Mon Sep 17 00:00:00 2001
From: Jae-Won Chung <jwnchung@umich.edu>
Date: Tue, 10 Dec 2024 17:42:17 -0500
Subject: [PATCH] Upgrade actions/cache to V4

---
 .github/workflows/check_homepage_build.yaml | 2 +-
 .github/workflows/deploy_homepage.yaml      | 2 +-
 .github/workflows/zeusd_fmt_lint_test.yaml  | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/check_homepage_build.yaml b/.github/workflows/check_homepage_build.yaml
index 30204a70..feab921b 100644
--- a/.github/workflows/check_homepage_build.yaml
+++ b/.github/workflows/check_homepage_build.yaml
@@ -28,7 +28,7 @@ jobs:
           python-version: 3.9
           cache: 'pip'
       - run: echo "cache_id=$(date --utc '+%V')" >> $GITHUB_ENV
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           key: mkdocs-material-${{ env.cache_id }}
           path: .cache
diff --git a/.github/workflows/deploy_homepage.yaml b/.github/workflows/deploy_homepage.yaml
index c6d409ab..4254f2dc 100644
--- a/.github/workflows/deploy_homepage.yaml
+++ b/.github/workflows/deploy_homepage.yaml
@@ -27,7 +27,7 @@ jobs:
           python-version: 3.9
           cache: 'pip'
       - run: echo "cache_id=$(date --utc '+%V')" >> $GITHUB_ENV
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           key: mkdocs-material-${{ env.cache_id }}
           path: .cache
diff --git a/.github/workflows/zeusd_fmt_lint_test.yaml b/.github/workflows/zeusd_fmt_lint_test.yaml
index 09ac917f..11029498 100644
--- a/.github/workflows/zeusd_fmt_lint_test.yaml
+++ b/.github/workflows/zeusd_fmt_lint_test.yaml
@@ -29,7 +29,7 @@ jobs:
       - name: Install the Rust toolchain
         run: rustup toolchain install stable --profile minimal
       - name: Cache dependencies
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: |
             ~/.cargo/bin/