diff --git a/.github/workflows/boj-build.yml b/.github/workflows/boj-build.yml
index 80f4621..e808716 100644
--- a/.github/workflows/boj-build.yml
+++ b/.github/workflows/boj-build.yml
@@ -21,7 +21,7 @@ jobs:
     if: ${{ vars.BOJ_SERVER_URL != '' || secrets.BOJ_SERVER_URL != '' }}
     steps:
       - name: Checkout
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Trigger BoJ Server (Casket/ssg-mcp)
         env:
diff --git a/.github/workflows/casket-pages.yml b/.github/workflows/casket-pages.yml
index 03a7041..a97fbdb 100644
--- a/.github/workflows/casket-pages.yml
+++ b/.github/workflows/casket-pages.yml
@@ -20,10 +20,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4
 
       - name: Checkout casket-ssg
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4
         with:
           repository: hyperpolymath/casket-ssg
           path: .casket-ssg
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index b6b2f6a..323ec6a 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4.1.1
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4.1.1
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@7188fc363630916deb702c7fdcf4e481b751f97a # v3.28.1
diff --git a/.github/workflows/dogfood-gate.yml b/.github/workflows/dogfood-gate.yml
index 4558bc0..d3974f4 100644
--- a/.github/workflows/dogfood-gate.yml
+++ b/.github/workflows/dogfood-gate.yml
@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Check for A2ML files
         id: detect
@@ -38,7 +38,7 @@ jobs:
 
       - name: Validate A2ML manifests
         if: steps.detect.outputs.count > 0
-        uses: hyperpolymath/a2ml-validate-action@55e8c28bab4e7f2399fdbd57a6da1051369f3847 # main
+        uses: hyperpolymath/a2ml-validate-action@bafa539ad88880ad190909449a09b355ee47f609 # main
         with:
           path: '.'
           strict: 'false'
@@ -69,7 +69,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Check for K9 files
         id: detect
@@ -86,7 +86,7 @@ jobs:
 
       - name: Validate K9 contracts
         if: steps.detect.outputs.k9_count > 0
-        uses: hyperpolymath/k9-validate-action@7c3c0e9fa5165626e74ecce78109b3295b798b92 # main
+        uses: hyperpolymath/k9-validate-action@01ab911f7d37249ef77d35f9748969a2c29d673b # main
         with:
           path: '.'
           strict: 'false'
@@ -118,7 +118,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Scan for invisible characters
         id: lint
@@ -182,7 +182,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Check for Groove manifest
         id: groove
@@ -242,7 +242,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Generate dogfooding scorecard
         run: |
diff --git a/.github/workflows/guix-nix-policy.yml b/.github/workflows/guix-nix-policy.yml
index feaca19..e4a4385 100644
--- a/.github/workflows/guix-nix-policy.yml
+++ b/.github/workflows/guix-nix-policy.yml
@@ -20,7 +20,7 @@ jobs:
     permissions:
       contents: read
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4.2.2
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4.2.2
       - name: Enforce Guix primary / Nix fallback
         run: |
           # Check for package manager files
diff --git a/.github/workflows/npm-bun-blocker.yml b/.github/workflows/npm-bun-blocker.yml
index 39aeb8e..67c98db 100644
--- a/.github/workflows/npm-bun-blocker.yml
+++ b/.github/workflows/npm-bun-blocker.yml
@@ -20,7 +20,7 @@ jobs:
     permissions:
       contents: read
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Block npm/bun
         run: |
           if [ -f "package-lock.json" ] || [ -f "bun.lockb" ] || [ -f ".npmrc" ]; then
diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
old mode 100755
new mode 100644
index 649dcb1..f95bced
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -18,9 +18,9 @@ jobs:
       image: ghcr.io/stefan-hoeck/idris2-pack@sha256:f0758996a931fb35d9ecb1de273c4d59dabe2a09b433afc7e357f65a08b7e1ff
     steps:
       - name: Checkout Site
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
       - name: Checkout Ddraig SSG
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
         with:
           repository: hyperpolymath/ddraig-ssg
           path: .ddraig-ssg
@@ -37,7 +37,7 @@ jobs:
           fi
           ./.ddraig-ssg/build/exec/ddraig build src _site https://hyperpolymath.github.io/${GITHUB_REPOSITORY#*/}
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@v5
         with:
           path: '_site'
   deploy:
@@ -50,4 +50,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v4
+        uses: actions/deploy-pages@v5
diff --git a/.github/workflows/quality.yml b/.github/workflows/quality.yml
index eaf21bf..7d1a4a1 100644
--- a/.github/workflows/quality.yml
+++ b/.github/workflows/quality.yml
@@ -21,7 +21,7 @@ jobs:
     permissions:
       contents: read
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4.2.2
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4.2.2
       
       - name: Check file permissions
         run: |
@@ -53,7 +53,7 @@ jobs:
     permissions:
       contents: read
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4.2.2
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4.2.2
       - name: Check documentation
         run: |
           MISSING=""
diff --git a/.github/workflows/rsr-antipattern.yml b/.github/workflows/rsr-antipattern.yml
index 72cef5a..0abaaff 100644
--- a/.github/workflows/rsr-antipattern.yml
+++ b/.github/workflows/rsr-antipattern.yml
@@ -23,7 +23,7 @@ jobs:
     permissions:
       contents: read
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Check for TypeScript
         run: |
diff --git a/.github/workflows/security-policy.yml b/.github/workflows/security-policy.yml
index 457eb54..98ba028 100644
--- a/.github/workflows/security-policy.yml
+++ b/.github/workflows/security-policy.yml
@@ -20,7 +20,7 @@ jobs:
     permissions:
       contents: read
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4.2.2
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4.2.2
       - name: Security checks
         run: |
           FAILED=false
diff --git a/.github/workflows/ts-blocker.yml b/.github/workflows/ts-blocker.yml
index abe2481..8497d0d 100644
--- a/.github/workflows/ts-blocker.yml
+++ b/.github/workflows/ts-blocker.yml
@@ -20,7 +20,7 @@ jobs:
     permissions:
       contents: read
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Block new TypeScript/JavaScript
         run: |
           NEW_TS=$(git diff --name-only --diff-filter=A HEAD~1 2>/dev/null | grep -E '\.(ts|tsx)$' | grep -v '\.gen\.' || true)
diff --git a/.github/workflows/wellknown-enforcement.yml b/.github/workflows/wellknown-enforcement.yml
index 5e8e63b..422057a 100644
--- a/.github/workflows/wellknown-enforcement.yml
+++ b/.github/workflows/wellknown-enforcement.yml
@@ -24,7 +24,7 @@ jobs:
     permissions:
       contents: read
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4.2.2
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4.2.2
       
       - name: RFC 9116 security.txt validation
         run: |
diff --git a/.github/workflows/workflow-linter.yml b/.github/workflows/workflow-linter.yml
index a96c980..fef431b 100644
--- a/.github/workflows/workflow-linter.yml
+++ b/.github/workflows/workflow-linter.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4.1.1
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4.1.1
 
       - name: Check SPDX Headers
         run: |
@@ -74,7 +74,7 @@ jobs:
             echo "$unpinned"
             echo ""
             echo "Replace version tags with SHA pins, e.g.:"
-            echo "  uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4.1.1"
+            echo "  uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4.1.1"
             exit 1
           fi
           echo "All actions are SHA-pinned"