Add a workflow for updating the CodeQL CLI dependencies

Author: lcartey

.github/workflows/update-codeql.yml

@@ -0,0 +1,84 @@
+name: "Update the CodeQL CLI dependencies"
+
+on:
+    workflow_dispatch:
+    # nightly runs to update the CodeQL CLI dependencies
+    schedule:
+      - cron: '30 0 * * *'
+
+jobs:
+    update-codeql:
+        name: Update CodeQL CLI dependencies
+        runs-on: ubuntu-latest
+
+        steps:
+        - name: Checkout repository
+          uses: actions/checkout@v4
+
+        - name: Check latest CodeQL CLI version and update qlt.conf.json
+          id: check-version
+          run: |
+            echo "Checking latest CodeQL CLI version"
+            current_version=$(jq .CodeQLCLI qlt.conf.json -r)
+            latest_version=$(curl -s https://api.github.com/repos/github/codeql-cli-binaries/releases/latest | jq -r .tag_name)
+            echo "Current CodeQL CLI version: $current_version"
+            echo "Latest CodeQL CLI version: $latest_version"
+            
+            # Remove 'v' prefix if present for comparison with current version
+            latest_clean=$(echo "$latest_version" | sed 's/^v//')
+            
+            if [ "$latest_clean" != "$current_version" ]; then
+              echo "Updating CodeQL CLI from $current_version to $latest_clean"
+              echo "update_needed=true" >> $GITHUB_OUTPUT
+              echo "latest_version=$latest_clean" >> $GITHUB_OUTPUT
+              echo "latest_version_tag=$latest_version" >> $GITHUB_OUTPUT
+              
+              # Update qlt.conf.json with all properties
+              echo "Updating qlt.conf.json with all properties for version $latest_clean"
+              jq --arg cli_version "$latest_clean" \
+                 --arg std_lib "codeql-cli/$latest_version" \
+                 --arg bundle "codeql-bundle-$latest_version" \
+                 '.CodeQLCLI = $cli_version | .CodeQLStandardLibrary = $std_lib | .CodeQLCLIBundle = $bundle' \
+                 qlt.conf.json > qlt.conf.json.tmp && mv qlt.conf.json.tmp qlt.conf.json
+              
+              echo "Updated qlt.conf.json contents:"
+              cat qlt.conf.json
+            else
+              echo "CodeQL CLI is already up-to-date at version $current_version."
+              echo "update_needed=false" >> $GITHUB_OUTPUT
+            fi
+
+        - name: Install QLT
+          if: steps.check-version.outputs.update_needed == 'true'
+          id: install-qlt
+          uses: advanced-security/codeql-development-toolkit/.github/actions/install-qlt@main
+          with:
+            qlt-version: 'latest'
+            add-to-path: true
+
+        - name: Install CodeQL
+          if: steps.check-version.outputs.update_needed == 'true'
+          id: install-codeql
+          shell: bash
+          run: |
+            echo "Installing CodeQL"
+            qlt codeql run install
+            echo "-----------------------------"
+            echo "CodeQL Home: $QLT_CODEQL_HOME"
+            echo "CodeQL Binary: $QLT_CODEQL_PATH"
+
+        - name: Create Pull Request
+          if: steps.check-version.outputs.update_needed == 'true'
+          uses: peter-evans/create-pull-request@271a8d0340265f705b14b6d32b9829c1cb33d45e # v7.0.8
+          with:
+            title: "Upgrade CodeQL CLI dependency to ${{ steps.check-version.outputs.latest_version_tag }}"
+            body: |
+                This PR upgrades the CodeQL CLI version to ${{ steps.check-version.outputs.latest_version_tag }}.
+                
+                **Changes made:**
+                - Updated `CodeQLCLI` to `${{ steps.check-version.outputs.latest_version }}`
+                - Updated `CodeQLStandardLibrary` to `codeql-cli/${{ steps.check-version.outputs.latest_version_tag }}`
+                - Updated `CodeQLCLIBundle` to `codeql-bundle-${{ steps.check-version.outputs.latest_version_tag }}`
+            commit-message: "Upgrade CodeQL CLI dependency to ${{ steps.check-version.outputs.latest_version_tag }}"
+            delete-branch: true
+            branch: "codeql/upgrade-to-${{ steps.check-version.outputs.latest_version_tag }}"