WIP: Fix the bash script for GitHub playground uploads

[iAmmar7]

Description

Trying to fix the bash script issue for the GitHub Playgrounds uploads.
https://github.com/signalwire/signalwire-js/actions/runs/14837848905/job/41653175556

Type of change

• Internal refactoring
• Bug fix (bugfix - non-breaking)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Code snippets

In case of new feature or breaking changes, please include code snippets.

[changeset-bot]

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Latest commit: c731476

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