Update release.yml as per security guidleine (#102)

Author: kar-rahul-aws

.github/workflows/release.yml

@@ -53,31 +53,43 @@ jobs:
         with:
           ref: ${{ github.event.inputs.commit_id }}
       - name: Configure git identity
+        env:
+          ACTOR: ${{ github.actor }}
         run: |
-          git config --global user.name ${{ github.actor }}
-          git config --global user.email ${{ github.actor }}@users.noreply.github.com
+          git config --global user.name "$ACTOR"
+          git config --global user.email "$ACTOR"@users.noreply.github.com
       - name: create a new branch that references commit id
-        run: git checkout -b ${{ github.event.inputs.version_number }} ${{ github.event.inputs.commit_id }}
+        env:
+          VERSION_NUMBER: ${{ github.event.inputs.version_number }}
+          COMMIT_ID: ${{ github.event.inputs.commit_id }}
+        run: git checkout -b "$VERSION_NUMBER" "$COMMIT_ID"
       - name: Generate SBOM
         uses: FreeRTOS/CI-CD-Github-Actions/sbom-generator@main
         with:
           repo_path: ./
           source_path: ./source
       - name: commit SBOM file
+        env:
+          VERSION_NUMBER: ${{ github.event.inputs.version_number }}
         run: |
           git add .
           git commit -m 'Update SBOM'
-          git push -u origin ${{ github.event.inputs.version_number }}
+          git push -u origin "$VERSION_NUMBER"
       - name: Tag Commit and Push to remote
+        env:
+          VERSION_NUMBER: ${{ github.event.inputs.version_number }}
         run: |
-          git tag ${{ github.event.inputs.version_number }} -a -m "coreSNTP Library ${{ github.event.inputs.version_number }}"
+          git tag "$VERSION_NUMBER" -a -m "coreSNTP Library $VERSION_NUMBER"
           git push origin --tags
       - name: Verify tag on remote
+        env:
+          VERSION_NUMBER: ${{ github.event.inputs.version_number }}
+          COMMIT_ID: ${{ github.event.inputs.commit_id }}
         run: |
-          git tag -d ${{ github.event.inputs.version_number }}
+          git tag -d "$VERSION_NUMBER"
           git remote update
-          git checkout tags/${{ github.event.inputs.version_number }}
-          git diff ${{ github.event.inputs.commit_id }} tags/${{ github.event.inputs.version_number }}
+          git checkout tags/$"$VERSION_NUMBER"
+          git diff "$COMMIT_ID" tags/"$VERSION_NUMBER"
   create-zip:
     if: ${{ ( github.event.inputs.delete_existing_tag_release == 'true' && success() )  || ( github.event.inputs.delete_existing_tag_release == 'false' && always() ) }}
     needs: tag-commit
@@ -96,22 +108,28 @@ jobs:
         run: |
           cd coreSNTP
           git submodule update --init --checkout --recursive
-      - name: Create ZIP
+      - name:
+        env:
+          VERSION_NUMBER: ${{ github.event.inputs.version_number }}
         run: |
-          zip -r coreSNTP-${{ github.event.inputs.version_number }}.zip coreSNTP -x "*.git*"
+          zip -r coreSNTP-"$VERSION_NUMBER".zip coreSNTP -x "*.git*"
           ls ./
       - name: Validate created ZIP
+        env:
+          VERSION_NUMBER: ${{ github.event.inputs.version_number }}
         run: |
           mkdir zip-check
-          mv coreSNTP-${{ github.event.inputs.version_number }}.zip zip-check
+          mv coreSNTP-"$VERSION_NUMBER".zip zip-check
           cd zip-check
-          unzip coreSNTP-${{ github.event.inputs.version_number }}.zip -d coreSNTP-${{ github.event.inputs.version_number }}
-          ls coreSNTP-${{ github.event.inputs.version_number }}
-          diff -r -x "*.git*" coreSNTP-${{ github.event.inputs.version_number }}/coreSNTP/ ../coreSNTP/
+          unzip coreSNTP-"$VERSION_NUMBER".zip -d coreSNTP-"$VERSION_NUMBER"
+          ls coreSNTP-"$VERSION_NUMBER"
+          diff -r -x "*.git*" coreSNTP-"$VERSION_NUMBER"/coreSNTP/ ../coreSNTP/
           cd ../
       - name: Build
+        env:
+          VERSION_NUMBER: ${{ github.event.inputs.version_number }}
         run: |
-          cd zip-check/coreSNTP-${{ github.event.inputs.version_number }}/coreSNTP
+          cd zip-check/coreSNTP-"$VERSION_NUMBER"/coreSNTP
           sudo apt-get install -y lcov
           cmake -S test -B build/ \
           -G "Unix Makefiles" \
@@ -120,8 +138,10 @@ jobs:
           -DCMAKE_C_FLAGS='--coverage -Wall -Wextra -DNDEBUG'
           make -C build/ all
       - name: Test
+        env:
+          VERSION_NUMBER: ${{ github.event.inputs.version_number }}
         run: |
-          cd zip-check/coreSNTP-${{ github.event.inputs.version_number }}/coreSNTP/build/
+          cd zip-check/coreSNTP-"$VERSION_NUMBER"/coreSNTP/build/
           ctest -E system --output-on-failure
           cd ..
       - name: Create artifact of ZIP