try checking registry

.github/workflows/release_stable.yml

@@ -24,7 +24,7 @@ jobs:
       contents: read
     outputs:
       version: ${{ steps.dotclear.outputs.version }}
-      exists: ${{ steps.repository.outputs.exists }}
+      exists: ${{ steps.container.outputs.image_exists }}
     steps:
       - name: Download and parse last version
         id: dotclear
@@ -33,48 +33,26 @@ jobs:
           curl -fsSL -o versions.xml ${{ env.DOTCLEAR_URL }}
           echo version=$(cat versions.xml | xq -x "//release[@name='${{ env.DOTCLEAR_CANAL }}']/@version") >> $GITHUB_OUTPUT
 
-      - name: Check repository releases
-        id: repository
-        uses: mukunku/tag-exists-action@v1.6.0
-        with: 
-          tag: ${{ steps.dotclear.outputs.version }}
+      - name: Check registry image
+        id: container
+        uses: k4kratik/container-image-check-custom-action@v4
+        with:
+          type: dockerhub
+          container_repo_name: ${{ env.DOCKER_NAMESPACE }}/${{ env.DOTCLEAR_IMAGE }}
+          image_tag: ${{ steps.dotclear..outputs.version }}
+          dockerhub_username: ${{ secrets.DOCKER_USERNAME }}
+          dockerhub_token: ${{ secrets.DOCKER_TOKEN }}
 
       - name: notfound
-        if: (steps.repository.outputs.exists == 'false')
+        if: (steps.container.outputs.image_exists == 'false')
         run: |
-          SUMMARY=$'${{ github.repository }} repository tag ${{ steps.dotclear.outputs.version }} not found.\nLaunching next job.'
+          SUMMARY=$'Image ${{ env.DOCKER_NAMESPACE }}/${{ env.DOTCLEAR_IMAGE }}:${{ steps.dotclear..outputs.version }} not found.'
           echo "$SUMMARY" >> $GITHUB_STEP_SUMMARY
 
       - name: found
-        if: (steps.repository.outputs.exists == 'true')
+        if: (steps.container.outputs.image_exists == 'true')
         run: |
-          SUMMARY=$'${{ github.repository }} repository tag ${{ steps.dotclear.outputs.version }} found.\nStopping workflow.'
-          echo "$SUMMARY" >> $GITHUB_STEP_SUMMARY
-
-  do_release:
-    needs: check_release
-    if: (needs.check_release.outputs.exists == 'false')
-    name: Create repository release according to Dotclear version
-    runs-on: ubuntu-latest
-    permissions:
-      contents: write
-    steps:
-      - name: Check out the repo
-        uses: actions/checkout@v4
-
-      - name: Create repository release
-        id: create_release
-        uses: softprops/action-gh-release@v2
-        with:
-          name: ${{ needs.check_release.outputs.version }}
-          tag_name: ${{ needs.check_release.outputs.version }}
-          body: Source for docker image of Dotclear ${{ needs.check_release.outputs.version }} stable
-          draft: false
-          prerelease: false
-
-      - name: summary
-        run: |
-          SUMMARY=$'Release ${{ steps.dotclear.outputs.version }} created.\n${{ steps.create_release.outputs.url }}'
+          SUMMARY=$'Image ${{ env.DOCKER_NAMESPACE }}/${{ env.DOTCLEAR_IMAGE }}:${{ steps.dotclear..outputs.version }} found.'
           echo "$SUMMARY" >> $GITHUB_STEP_SUMMARY
 
   do_image: