ci: do not use hardcoded default branch

Author: drlkf

.github/workflows/semantic-release.yml

@@ -8,7 +8,6 @@ on:
 jobs:
   build:
     name: Semantic release
-    environment: main
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
@@ -30,7 +29,7 @@ jobs:
           HACKAGE_KEY: "${{ secrets.HACKAGE_TOKEN }}"
 
         with:
-          ci: ${{ github.ref == 'refs/heads/main' }}
+          ci: ${{ github.ref == github.event.repository.default_branch }}
           extra_plugins: |
             conventional-changelog-conventionalcommits
             semantic-release-mirror-version
@@ -39,7 +38,7 @@ jobs:
       - name: Semantic release output
         run: |
           echo ref: ${{ github.ref }}
-          echo dry_run: ${{ github.ref != 'refs/heads/main' }}
+          echo dry_run: ${{ github.ref_name != github.event.repository.default_branch }}
           echo published: ${{ steps.semantic.outputs.new_release_published }}
           echo last_release: ${{ steps.semantic.outputs.last_release_version }}
           echo new_version: ${{ steps.semantic.outputs.new_release_version }}