build(ci): move every action off the deprecated Node 20 runtime

.github/workflows/api-ci-cd.yml

@@ -44,13 +44,13 @@ jobs:
       # maintainer account, and these jobs hold Azure OIDC credentials (review finding M11).
       # Dependabot understands SHA pins and keeps raising bumps.
       - name: Checkout repository
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           fetch-depth: 0
           persist-credentials: false
 
       - name: Setup .NET
-        uses: actions/setup-dotnet@a98b56852c35b8e3190ac28c8c2271da59106c68 # v6.0.0
+        uses: actions/setup-dotnet@a98b56852c35b8e3190ac28c8c2271da59106c68 # v6
         with:
           dotnet-version: '10.x'
           cache: true
@@ -94,7 +94,7 @@ jobs:
           echo "Publish OK: $(ls -1 ./publish | wc -l) files."
 
       - name: Upload artifact
-        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4
+        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7
         with:
           name: api-publish
           path: ./publish

.github/workflows/codeql.yml

@@ -37,17 +37,17 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           persist-credentials: false
 
       - name: Setup .NET
-        uses: actions/setup-dotnet@a98b56852c35b8e3190ac28c8c2271da59106c68 # v6.0.0
+        uses: actions/setup-dotnet@a98b56852c35b8e3190ac28c8c2271da59106c68 # v6
         with:
           dotnet-version: '10.x'
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@f205ea1c3313d32999d8d6a48b4f6530d4437b38 # v3
+        uses: github/codeql-action/init@f205ea1c3313d32999d8d6a48b4f6530d4437b38 # v4
         with:
           languages: csharp
           # security-and-quality is a superset of the default security queries. cs/log-forging
@@ -59,6 +59,6 @@ jobs:
         run: dotnet build TodoApp.sln --configuration Release
 
       - name: Perform CodeQL analysis
-        uses: github/codeql-action/analyze@f205ea1c3313d32999d8d6a48b4f6530d4437b38 # v3
+        uses: github/codeql-action/analyze@f205ea1c3313d32999d8d6a48b4f6530d4437b38 # v4
         with:
           category: '/language:csharp'

.github/workflows/container-build.yml

@@ -49,17 +49,17 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           persist-credentials: false
 
       - name: Set up Buildx
-        uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c # v4.2.0
+        uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c # v4
 
       # Loaded into the local daemon rather than pushed — there is no registry in this
       # deployment, the point is to prove it builds and to have something to scan.
       - name: Build API image
-        uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a # v7.3.0
+        uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a # v7
         with:
           context: .
           file: ./Dockerfile.api
@@ -96,7 +96,7 @@ jobs:
           ignore-unfixed: true
 
       - name: Upload scan results
-        uses: github/codeql-action/upload-sarif@4187e74d05793876e9989daffde9c3e66b4acd07 # v3
+        uses: github/codeql-action/upload-sarif@f205ea1c3313d32999d8d6a48b4f6530d4437b38 # v4
         with:
           sarif_file: trivy-api.sarif
           category: trivy-container

.github/workflows/scripts-lint.yml

@@ -42,7 +42,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           persist-credentials: false
 

.github/workflows/secret-scan.yml

@@ -20,13 +20,13 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: Checkout (full history)
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
         with:
           fetch-depth: 0   # scan the whole history in the push/PR, not just the tip
           persist-credentials: false
 
       - name: Run gitleaks
-        uses: gitleaks/gitleaks-action@e0c47f4f8be36e29cdc102c57e68cb5cbf0e8d1e # v3.0.0
+        uses: gitleaks/gitleaks-action@e0c47f4f8be36e29cdc102c57e68cb5cbf0e8d1e # v3
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           # Public repos: gitleaks-action is free, no license needed.