Audit and fix GitHub Actions workflows

.github/workflows/ci.yml

@@ -15,14 +15,8 @@ concurrency:
 
 jobs:
   validate:
-    name: Validate (Node ${{ matrix.node }})
+    name: Validate
     runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        node:
-          - 20
-          - 22
 
     steps:
       - name: Check out repository
@@ -31,7 +25,7 @@ jobs:
       - name: Set up Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: ${{ matrix.node }}
+          node-version: 20
           cache: npm
 
       - name: Install dependencies

.github/workflows/codeql.yml

@@ -22,12 +22,6 @@ jobs:
     name: Analyze JavaScript/TypeScript
     runs-on: ubuntu-latest
 
-    strategy:
-      fail-fast: false
-      matrix:
-        language:
-          - javascript-typescript
-
     steps:
       - name: Check out repository
         uses: actions/checkout@v4
@@ -41,7 +35,7 @@ jobs:
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v3
         with:
-          languages: ${{ matrix.language }}
+          languages: javascript-typescript
           build-mode: none
 
       - name: Install dependencies

.github/workflows/scorecards.yml

@@ -29,7 +29,7 @@ jobs:
         with:
           results_file: results.sarif
           results_format: sarif
-          publish_results: true
+          publish_results: false
 
       - name: Upload Scorecards results to code scanning
         uses: github/codeql-action/upload-sarif@v3