Add permissions and trigger on fix branches

[Cirzen]

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[Copilot]

Pull Request Overview

This PR extends the GitHub Actions workflow to run on fix/* branches, elevates workflow permissions, and marks published releases as prereleases.

• Expanded pull_request trigger to include fix/* branches
• Added contents: write and packages: write permissions
• Changed prerelease flag from false to true for releases

Comments suppressed due to low confidence (3)

.github/workflows/dotnet-desktop.yml:18

• Consider adding a comment explaining the inclusion of the 'fix/*' pattern to clarify which branches should trigger the workflow and prevent unintended matches.

branches: [ "main", "fix/*" ]

.github/workflows/dotnet-desktop.yml:157

• Update your project’s release documentation or change log to reflect that new releases will now be marked as prereleases, ensuring consumers understand this update.

prerelease: true

.github/workflows/dotnet-desktop.yml:20

• Review the granted permissions to follow the principle of least privilege; if 'contents: write' is not strictly required, consider limiting or removing it to reduce risk.

permissions: