Release v0.4.9-alpha1

Full Changelog: v0.5.0-alpha1...v0.4.9-alpha1

Release v0.5.0-alpha1

What's Changed

• cube webapp animation parameter & macos build fixes by @bjoernh in #1
• Update matrixserver submodule to latest commit by @Copilot in #2
• Scope docs workflow to only trigger on docs/ changes by @Copilot in #3
• Unify release pipeline into single workflow by @bjoernh in #5

New Contributors

• @bjoernh made their first contribution in #1
• @Copilot made their first contribution in #2

Full Changelog: https://github.com/bjoernh/LED_Cube-Example_Applications/commits/v0.5.0-alpha1