Prepare v0.1.0 release

[almondsun]

Summary

• remove the explanatory Packages comparison from public documentation
• add the v0.1.0 changelog and direct users to GitHub Releases
• update the Tauri release action to v1
• serialize builds for the same release tag and retain draft review before publication

Validation

• npm run check
• parsed release workflow YAML
• git diff --check

After merge, v0.1.0 will be tagged and the generated platform installers will be verified before the draft release is published.

[Copilot]

Pull request overview

Prepares the repository for the v0.1.0 release by aligning public documentation with the intended distribution channel and tightening the GitHub Actions release workflow to produce draft releases that require manual verification before publication.

Changes:

• Simplifies release guidance in README and the releasing guide, removing the GitHub Packages comparison.
• Adds a v0.1.0 changelog and links users to GitHub Releases.
• Updates the GitHub Actions release workflow (tauri-action v1) and adds concurrency control for tag releases.

Reviewed changes

Copilot reviewed 4 out of 4 changed files in this pull request and generated 1 comment.

File	Description
README.md	Updates public-facing release/install guidance and replaces the Releases vs Packages section with a release process summary.
docs/RELEASING.md	Removes GitHub Packages rationale and keeps the release process focused on GitHub Releases.
CHANGELOG.md	Introduces a changelog with the v0.1.0 entry and comparison/tag links.
.github/workflows/release.yml	Updates Tauri release action to v1, improves draft release body text, and adds concurrency for tag-based releases.

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