Merge pull request #93 from norcalipa/noraclipa/update-latest-image-l…

…abel-2

Adding latest label - part 2

.github/workflows/update-latest-image-label.yml

@@ -16,9 +16,14 @@ jobs:
       - name: Get latest package version
         id: latest-version
         run: |
-          VERSION=$(curl -s -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" https://api.github.com/user/packages/container/crank/versions | jq -r '.[0].metadata.container.tags[0]')
-          echo "::set-output name=version::$VERSION"
+          JSON_RESPONSE=$(curl -s -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" https://api.github.com/user/packages/container/crank/versions)
+          if [ $(echo $JSON_RESPONSE | jq '. | length') -gt 0 ] && [ $(echo $JSON_RESPONSE | jq '.[0].metadata.container.tags | length') -gt 0 ]; then
+            VERSION=$(echo $JSON_RESPONSE | jq -r '.[0].metadata.container.tags[0]')
+            echo "::set-output name=version::$VERSION"
+          fi
 
       - name: Update latest label
         run: |
-          curl -X POST -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" -H "Accept: application/vnd.github.v3+json" https://api.github.com/user/packages/container/crank/versions/${{ steps.latest-version.outputs.version }}/labels -d '{"labels": ["latest"]}'
+          if [ -n "${{ steps.latest-version.outputs.version }}" ]; then
+            curl -X POST -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" -H "Accept: application/vnd.github.v3+json" https://api.github.com/user/packages/container/crank/versions/${{ steps.latest-version.outputs.version }}/labels -d '{"labels": ["latest"]}'
+          fi