<!-- Please fill out the following content for a feature request. --> <!-- Please provide a clear description of the feature and any relevant information. --> ### Feature Description: With Claude introducing skills and VSCode now also supporting it, we should also add the support in Theia. https://agentskills.io/integrate-skills <!-- 💙 Eclipse Theia is community-supported. If you find it valuable, consider sponsoring the project: https://theia-ide.org/support/ -->