Bugfix

.github/workflows/build-cxx-ubuntu-images.yml

@@ -185,24 +185,26 @@ jobs:
               includes.append(t | {"runner": "ubuntu-24.04",     "platform": "linux/amd64"})
               includes.append(t | {"runner": "ubuntu-24.04-arm", "platform": "linux/arm64"})
 
+          json.dump(
+              {"include": includes},
+              fp=sys.stdout,
+              indent=2,
+              sort_keys=True,
+          )
+
           with open(os.environ.get("GITHUB_OUTPUT"), "a") as f:
-            for fp in (sys.stdout, f):
               json.dump(
                   {"include": includes},
-                  fp=fp,
-                  indent=2,
+                  fp=sys.stdout,
                   sort_keys=True,
               )
 
+
   build-dockerfile:
     needs: [matrix-factory]
     outputs:
-      image:
-        description: "Name of the image built by the workflow"
-        value: ${{ steps.metadata.outputs.image }}
-      tag:
-        description: "Tag for the version of the image built by the workflow"
-        value: ${{ steps.metadata.outputs.build-date }}
+      image: ${{ steps.metadata.outputs.image }}
+      tag: ${{ steps.metadata.outputs.build-date }}
     strategy:
       fail-fast: false
       matrix: ${{ fromJson(needs.matrix-factory.outputs.matrix) }}