CTAO Science Portal: static Astro site with git-based CMS (Sveltia + Gitea)

Portal code only; editorial content lives in the ctao/content repo on the
demo machine's Gitea and is overlaid at build time (see README.md and
deploy/README.md). Live demo: https://astro.isl-dev.grid.cyfronet.pl

src/content.config.ts

@@ -0,0 +1,41 @@
+import { defineCollection } from 'astro:content';
+import { z } from 'astro/zod';
+import { glob } from 'astro/loaders';
+
+// News/articles live as Markdown files in src/content/news/*.md.
+// This is exactly what Sveltia CMS edits — the CMS writes these files, Astro
+// renders them to static HTML at build time.
+const news = defineCollection({
+  // Top-level only ('*.md', not '**'): entry ids feed a non-rest [slug]
+  // route, and an id from a subfolder would contain '/' and break it.
+  loader: glob({ pattern: '*.md', base: './src/content/news' }),
+  schema: z.object({
+    title: z.string(),
+    description: z.string(),
+    date: z.coerce.date(),
+    category: z.string().default('news'),
+    author: z.string().default('CTAO'),
+    // Public-path string, e.g. "/uploads/foo.jpg" — media lives in the
+    // content repo's uploads/, overlaid to public/uploads at build time,
+    // which Astro's image() helper can't validate (src/ only).
+    cover: z.string().optional(),
+    // BCP-47 tag when an article is not in English (e.g. "pl") — set as lang
+    // on the <article> element so screen readers pick the right voice.
+    lang: z.string().optional(),
+    draft: z.boolean().default(false),
+  }),
+});
+
+// Static portal pages (privacy, disclaimer, contact…) — separate collection
+// because the content type differs (no dates/covers/categories), and editors
+// get a distinct "Pages" section in the CMS.
+const pages = defineCollection({
+  // Top-level only, same reason as news: the [slug] route is non-rest.
+  loader: glob({ pattern: '*.md', base: './src/content/pages' }),
+  schema: z.object({
+    title: z.string(),
+    description: z.string().optional(),
+  }),
+});
+
+export const collections = { news, pages };