build_preview: set version and always publish release

Author: cuong-tran

.github/workflows/build_preview.yml

@@ -128,7 +128,7 @@ jobs:
         if: ${{ ! startsWith(github.ref, 'refs/tags/') && github.repository == 'cuong-tran/komikku' }}
         uses: softprops/action-gh-release@v1
         with:
-          tag_name: pre-release
+          tag_name: pre-release-${{ github.run_number }}
           name: Komikku Preview Build ${{ github.run_number }}
           body: |
             ### Commits
@@ -155,6 +155,6 @@ jobs:
             Komikku-x86-pre-${{ github.run_number }}.apk
             Komikku-x86_64-pre-${{ github.run_number }}.apk
           draft: false
-          prerelease: true
+          prerelease: false
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}