fix(ci): restore v0.1.{run_number} tag format and remove prerelease flag for main builds

Agent-Logs-Url: https://github.com/InterestingSoftware/SproutGit/sessions/78171281-d581-42d0-843b-e359bf7ec6b6

Co-authored-by: liam-russell <17897133+liam-russell@users.noreply.github.com>

Author: Copilot

.github/workflows/ci.yml

@@ -262,8 +262,7 @@ jobs:
           merge-multiple: true
       - uses: softprops/action-gh-release@v2
         with:
-          tag_name: ${{ github.ref == 'refs/heads/main' && format('main-{0}', github.run_number) || github.ref_name }}
-          name: ${{ github.ref == 'refs/heads/main' && format('Main build {0}', github.run_number) || github.ref_name }}
+          tag_name: ${{ github.ref == 'refs/heads/main' && format('v0.1.{0}', github.run_number) || github.ref_name }}
           files: artifacts/**
           generate_release_notes: true
-          prerelease: ${{ github.ref == 'refs/heads/main' || contains(github.ref_name, '-') }}
+          prerelease: ${{ contains(github.ref_name, '-') }}