Do not run publish on forks or PRs from master

Author: tschuchortdev

.github/workflows/ci.yml

@@ -85,7 +85,7 @@ jobs:
     name : Publish
     runs-on: ubuntu-latest
     needs: [ test ]
-    if: github.ref == 'refs/heads/master'
+    if: github.ref == 'refs/heads/master' && github.event_name != 'pull_request' && github.repository == 'tschuchortdev/kotlin-compile-testing'
     env:
       # https://proandroiddev.com/publishing-a-maven-artifact-3-3-step-by-step-instructions-to-mavencentral-publishing-bd661081645d
       SONATYPE_NEXUS_USERNAME: ${{ secrets.SONATYPE_NEXUS_USERNAME }}