Add GitHub Actions workflow for automated release builds

[Copilot]

Automates building and publishing platform-specific installers when releases are created.

Changes

.github/workflows/release.yml (new)

• Triggers on release.created events
• Three parallel jobs build for Windows, macOS, and Linux using existing Electron Forge configuration
• Windows: Squirrel (.exe), WiX (.msi), NuGet (.nupkg)
• macOS: DMG (.dmg), ZIP (.zip)
• Linux: DEB (.deb), RPM (.rpm), ZIP (.zip)
• Uploads all artifacts to GitHub release via softprops/action-gh-release@v1

README.md

• Added "Creating Releases" section documenting the automated workflow
• Updated table of contents

Usage

# Update version and create release
git tag v1.0.0
git push origin v1.0.0
# Create release on GitHub - builds trigger automatically

Installers appear on the release page within ~15-20 minutes.

Original prompt

---

This section details on the original issue you should resolve

<issue_title>Create release GitHub Action workflow</issue_title>
<issue_description>Create a GitHub action workflow that will build the app for every operating system when a new release is tagged, and then upload the builds to the release, so that users can download and install the app. </issue_description>

Comments on the Issue (you are @copilot in this section)

• Fixes Create release GitHub Action workflow #8

---

💬 We'd love your input! Share your thoughts on Copilot coding agent in our 2 minute survey.