feat(cloudron): add tirreno package artifacts

- Add CloudronStack/output/CloudronPackages-Artifacts/tirreno/ directory and its contents
- Includes package manifest, Dockerfile, source code, documentation, and build artifacts
- Add tirreno-1761840148.tar.gz as a build artifact
- Add tirreno-cloudron-package-1761841304.tar.gz as the Cloudron package
- Include all necessary files for the tirreno Cloudron package

This adds the complete tirreno Cloudron package artifacts to the repository.

CloudronStack/output/CloudronPackages-Artifacts/tirreno/ui/images/icons/calendar.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" stroke-width="1.5px" height="16" width="16"><defs></defs><rect x="0.752" y="3.75" width="22.5" height="19.5" rx="1.5" ry="1.5" fill="none" stroke="#d7e6e1" stroke-linecap="round" stroke-linejoin="round"></rect><line x1="0.752" y1="9.75" x2="23.252" y2="9.75" fill="none" stroke="#d7e6e1" stroke-linecap="round" stroke-linejoin="round"></line><line x1="6.752" y1="6" x2="6.752" y2="0.75" fill="none" stroke="#d7e6e1" stroke-linecap="round" stroke-linejoin="round"></line><line x1="17.252" y1="6" x2="17.252" y2="0.75" fill="none" stroke="#d7e6e1" stroke-linecap="round" stroke-linejoin="round"></line></svg>