create-unity-project@v1.0.0

[StephenHodgson]

No description provided.

[Copilot]

Pull Request Overview

This PR transforms a GitHub Actions TypeScript template into a Unity project creation action. The action creates new Unity projects using predefined template packages through a composite action approach.

• Replaces TypeScript-based action with a composite shell script action
• Adds Unity template discovery and project creation functionality
• Updates documentation and metadata to reflect the new Unity-focused purpose

Reviewed Changes

Copilot reviewed 6 out of 9 changed files in this pull request and generated 4 comments.

Show a summary per file

File	Description
src/index.ts	Removes TypeScript action implementation
package.json	Removes Node.js dependencies and build configuration
get-unity-template.sh	Adds shell script for Unity template discovery and path resolution
action.yml	Transforms from Node.js action to composite action with Unity project creation steps
README.md	Updates documentation for Unity project creation usage
.github/workflows/validate.yml	Removes validation workflow