diff --git a/.github/workflows/benchmarks.yml b/.github/workflows/benchmarks.yml
index 2585441..fa8afe6 100644
--- a/.github/workflows/benchmarks.yml
+++ b/.github/workflows/benchmarks.yml
@@ -22,7 +22,7 @@ jobs:
     timeout-minutes: 30
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions-rust-lang/setup-rust-toolchain@v1
       - uses: Swatinem/rust-cache@v2
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5a3092f..4d11bd5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
     name: cargo fmt
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       # Ensure rustfmt is installed and setup problem matcher
       - uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
@@ -32,7 +32,7 @@ jobs:
     name: Clippy
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           components: clippy
@@ -49,7 +49,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions-rust-lang/setup-rust-toolchain@v1
       - uses: Swatinem/rust-cache@v2
       - name: Build
@@ -62,7 +62,7 @@ jobs:
     name: Documentation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           toolchain: stable
@@ -77,7 +77,7 @@ jobs:
     name: Security Audit
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: rustsec/audit-check@v2
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
@@ -87,7 +87,7 @@ jobs:
     name: MSRV Check
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           toolchain: 1.85.0  # MSRV for Rust 2024 edition
diff --git a/.github/workflows/jekyll-gh-pages.yml b/.github/workflows/jekyll-gh-pages.yml
index 703f016..0c49e03 100644
--- a/.github/workflows/jekyll-gh-pages.yml
+++ b/.github/workflows/jekyll-gh-pages.yml
@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Setup Pages
         uses: actions/configure-pages@v6
       - name: Build with Jekyll
diff --git a/.github/workflows/maintenance.yml b/.github/workflows/maintenance.yml
index 7ecd6af..71c8d4b 100644
--- a/.github/workflows/maintenance.yml
+++ b/.github/workflows/maintenance.yml
@@ -16,7 +16,7 @@ jobs:
     name: Security Audit
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: rustsec/audit-check@v2
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
@@ -25,7 +25,7 @@ jobs:
     name: Latest Stable Smoke
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions-rust-lang/setup-rust-toolchain@v1
       - uses: Swatinem/rust-cache@v2
       - name: Build and test
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6c3c614..cc2dd9b 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -16,7 +16,7 @@ jobs:
     name: Validate Release
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: Ensure tag points to main
         run: |
           # `actions/checkout` is typically shallow; ensure we have enough `origin/main`
@@ -58,7 +58,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: validate
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: Create GitHub Release
         uses: softprops/action-gh-release@v3
         with:
@@ -69,7 +69,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: validate
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions-rust-lang/setup-rust-toolchain@v1
       - name: Publish crates
         env: