separate the steps

.github/workflows/apptainer.yml

@@ -20,11 +20,16 @@ jobs:
         alias apptainer=singularity
         apptainer build cobrexa.sif cobrexa.def
 
-    - name: push to registry
+    - name: login to registry
       env:
         REGISTRY_TOKEN: ${{ secrets.SYLABS_IO_TOKEN }}
       run: |
         alias apptainer=singularity
         echo "$SREGISTRY_TOKEN" > .apptainer-token
         apptainer remote login --tokenfile .apptainer-token
+        rm .apptainer-token
+
+    - name: push to registry
+      run: |
+        alias apptainer=singularity
         apptainer push cobrexa.sif library://cylon-x/lcsb-biocore/cobrexa:latest