Fix: Create source script

[datenreisender]

No description provided.

[Copilot]

Pull Request Overview

This PR fixes the source script execution by adding an npm script wrapper for the create-source.ts script and updating the GitHub Actions workflow to use it instead of directly invoking the script.

• Added create-source npm script in package.json
• Updated GitHub Actions workflow to use npm run create-source instead of direct script invocation

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
package.json	Added create-source npm script that executes the TypeScript script via tsx
.github/workflows/create-source.yml	Updated workflow to invoke the script through npm instead of directly calling the script file

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