la publish være avhengig av grønne tester

.github/workflows/publish.yml

@@ -1,10 +1,13 @@
 name: publish artifacts
 on:
-  push:
-    branches:
-      - main
+  workflow_run:
+    workflows: ["build and test"]
+    branches: [main]
+    types:
+      - completed
 jobs:
   publish:
+    if: ${{ github.event.workflow_run.conclusion == 'success' }} # kjører kun dersom 'build and test' gikk grønt
     permissions:
       packages: write
       contents: read