getCmsFileUrl() returned /cms-files?src=... for all URLs including
external ones. resolveCmsSource() rejects foreign hosts (SSRF guard),
so external file links 404'd. External http(s) URLs now returned directly.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
- Introduced FilesBlockItem and FilesBlockData interfaces to support file handling in the CMS.
- Integrated FilesBlock component into ContentRows.svelte for rendering file blocks.
- Updated block type handling to include support for files, enhancing content versatility.