Today: llms-full.txt describes every public page (SEO-33) (#9)

ddiff --git a/server/http/discovery.js b/server/http/discovery.js
iindex a489852..5d91f99 100644
---- a/server/http/discovery.js
++++ b/server/http/discovery.js
@@@ -31,13 +31,28 @@ function homeJsonLd(config) {
      ];
  }
  
++/**
++ * The public page catalogue: /sitemap.xml lists the entries marked for the sitemap and
++ * /llms-full.txt describes every entry, so the two artifacts cannot drift apart. Dynamic pages are
++ * described by their route pattern: no person's schedule, token or brief is ever listed.
++ */
  function publicPages() {
      return [
--        { path: '/', changefreq: 'daily', priority: 1.0, title: 'OpenVibe.Today home', text: 'One schedule for every stream and event on OpenVibe, with reminders and a private calendar feed.' },
--        { path: '/developers', changefreq: 'weekly', priority: 0.6, title: 'OpenVibe.Today API', text: 'The JSON API, the ICS feeds and the Events topics Today publishes and consumes.' },
++        { path: '/', sitemap: true, changefreq: 'daily', priority: 1.0, title: 'OpenVibe.Today home', text: 'The public schedule: every stream and event on OpenVibe, soonest first, with its time, channel and where to watch; reminders are sent through OpenVibe.Network.' },
++        { path: '/developers', sitemap: true, changefreq: 'weekly', priority: 0.6, title: 'OpenVibe.Today API', text: 'The JSON API for public events, the ICS feeds per channel and per person, and the Events topics Today publishes and consumes.' },
++        { path: '/@:username', changefreq: 'daily', priority: 0.5, title: 'One channel\'s public page', text: 'A channel\'s public schedule and its events, plus its public ICS feed at /ics/@<username>.ics. A person\'s own agenda and brief are never public.' },
++        { path: '/e/:id', changefreq: 'daily', priority: 0.5, title: 'One event', text: 'One public stream or event: its time, channel, description and JSON-LD, with an .ics download at /e/<id>.ics and a link to watch it on OpenVibe.Live.' },
++        { path: '/e/:id.ics', changefreq: 'daily', priority: 0.3, title: 'One event as a calendar file', text: 'The same public event as iCalendar for a calendar app.' },
++        { path: '/ics/:file', changefreq: 'daily', priority: 0.3, title: 'A calendar feed', text: 'A public channel\'s ICS feed at /ics/@<username>.ics. A person\'s private feed is at /ics/<token>.ics and is theirs alone; tokens are never listed.' },
      ];
  }
  
++/** The legal pages every OpenVibe site serves, named from the shared kit rather than retyped here. */
++function legalPages() {
++    const labels = { '/terms': 'Terms of use', '/privacy': 'Privacy policy', '/dmca': 'DMCA and takedown policy' };
++    return require('openvibe-shared/legal').PATHS.map((path) => ({ path, title: labels[path] || path.slice(1), text: `The ${(labels[path] || path.slice(1)).toLowerCase()} for OpenVibe.Today, served by the site itself.` }));
++}
++
  function createDiscoveryRoutes(ctx) {
      const { config } = ctx;
      const r = asyncRouter();
@@@ -80,10 +95,10 @@ function createDiscoveryRoutes(ctx) {
      });
  
      r.get('/llms-full.txt', (_req, res) => {
--        const entries = pages.map((p) => ({ url: p.path, title: p.title, text: p.text }));
++        const entries = [...pages, ...legalPages()].map((p) => ({ url: p.path, title: p.title, text: p.text }));
          res.type('text/plain').set('Cache-Control', TEXT).send(seo.llmsFull({
              site: SITE_NAME,
--            summary: 'Every public page of OpenVibe.Today: the schedule and the API.',
++            summary: 'Every public page of OpenVibe.Today: the schedule, its events and channels, and the API.',
              base: site,
              maxBytes: 256 * 1024,
              sections: [{ title: 'Pages', pages: entries }],
@@@ -92,7 +107,7 @@ function createDiscoveryRoutes(ctx) {
  
      r.get('/sitemap.xml', (_req, res) => {
          const lastmod = siteUpdated();
--        const urls = pages.map((e) => ({ loc: abs(e.path), ...(lastmod ? { lastmod } : {}), changefreq: e.changefreq, priority: e.priority }));
++        const urls = pages.filter((p) => p.sitemap).map((e) => ({ loc: abs(e.path), ...(lastmod ? { lastmod } : {}), changefreq: e.changefreq, priority: e.priority }));
          res.type('application/xml').set('Cache-Control', TEXT).send(seo.sitemapXml(urls));
      });
  
ddiff --git a/test/discovery.test.js b/test/discovery.test.js
iindex df4d43b..ce8cc48 100644
---- a/test/discovery.test.js
++++ b/test/discovery.test.js
@@@ -31,6 +31,7 @@ const PRIVATE = ['/auth/', '/api/', '/me', '/brief', '/schedule', '/internal'];
              assert.match(r.headers.get('content-type'), /^application\/xml/);
              assert.match(r.headers.get('cache-control') || '', /public, max-age=\d+/);
              for (const p of ['/', '/developers']) assert.ok(r.text.includes(`<loc>https://openvibe.today${p}</loc>`), `no ${p} entry`);
++            for (const p of ['/@', '/e/']) assert.ok(!r.text.includes(`<loc>https://openvibe.today${p}`), `${p} is a route pattern, not a sitemap URL`);
              const lastmods = [...r.text.matchAll(/<lastmod>([^<]+)<\/lastmod>/g)].map((m) => m[1]);
              assert.ok(lastmods.length > 0);
              assert.ok(lastmods.every((d) => d === STATUS_UPDATED), `lastmod must come from STATUS.json (${STATUS_UPDATED}), got ${[...new Set(lastmods)].join(', ')}`);
@@@ -56,6 +57,8 @@ const PRIVATE = ['/auth/', '/api/', '/me', '/brief', '/schedule', '/internal'];
              const sitemap = await t.get('/sitemap.xml');
              const locs = [...sitemap.text.matchAll(/<loc>([^<]+)<\/loc>/g)].map((m) => m[1]);
              for (const loc of locs) assert.ok(r.text.includes(loc), `llms-full.txt is missing ${loc}`);
++            assert.ok(r.text.length >= 500, `real content, not a stub (${r.text.length} characters)`);
++            for (const p of ['/@:username', '/e/:id', '/ics/:file', '/terms', '/privacy', '/dmca']) assert.ok(r.text.includes(`https://openvibe.today${p}`), `llms-full.txt names ${p}`);
              for (const p of PRIVATE) assert.ok(!r.text.includes(`https://openvibe.today${p}`));
          });