Limits page: Host's section says it is read from Host's /limits.json instead of linking openvibe.host/limits.json, which the Sites placeholder answers 404 until Host Stage B serves openvibe.host

ddiff --git a/server/http/docs.js b/server/http/docs.js
iindex ad647cf..2704040 100644
---- a/server/http/docs.js
++++ b/server/http/docs.js
@@@ -414,7 +414,8 @@ ${table(['Rule', 'Value'], [
      // answered; a service not answering shows a problem, never remembered numbers. Public
      // capabilities whose owner publishes none are listed with their quota class and said so.
      const LIMIT_SOURCES = [
--        { service: 'host', name: 'OpenVibe Host', internal: process.env.OV_HOST_INTERNAL_URL || 'http://127.0.0.1:4910', public: 'https://openvibe.host/limits.json' },
++        // public: null until openvibe.host serves Host itself (WS-N task 10, Stage B step 2); read internally meanwhile.
++        { service: 'host', name: 'OpenVibe Host', internal: process.env.OV_HOST_INTERNAL_URL || 'http://127.0.0.1:4910', public: null },
          { service: 'events', name: 'OpenVibe Events', internal: process.env.OV_EVENTS_INTERNAL_URL || 'http://127.0.0.1:4300', public: 'https://events.openvibe.network/limits.json' },
      ];
      const limitsCache = new Map();
@@@ -464,7 +465,7 @@ ${table(['Rule', 'Value'], [
  <li><strong>Raising a limit</strong> is a per-project override staff set at the owning service; the numbers here are the defaults every project starts with.</li>
  </ul>
  ${answers.map(({ src, body, problem }) => html`<h2 id="${src.service}">${src.name}</h2>
--${problem ? problemBox(problem, { title: `${src.name}'s limits could not be read` }) : html`<p class="muted small">From <a href="${src.public}"><code>${src.public.replace('https://', '')}</code></a>${body.scope ? html`: ${body.scope}` : ''}.</p>
++${problem ? problemBox(problem, { title: `${src.name}'s limits could not be read` }) : html`<p class="muted small">${src.public ? html`From <a href="${src.public}"><code>${src.public.replace('https://', '')}</code></a>` : html`From ${src.name}'s <code>/limits.json</code>`}${body.scope ? html`: ${body.scope}` : ''}.</p>
  ${table(['Limit', 'Capability', 'Sandbox', 'Production', 'Past it'], body.limits.map((l) => [
      l.label, l.capability ? html`<a href="/docs/capabilities/${l.capability}"><code>${l.capability}</code></a>` : '—',
      amount(l.sandbox, l.unit), amount(l.production, l.unit), l.exceeded ? code(l.exceeded) : '—',
ddiff --git a/test/docs-limits.test.js b/test/docs-limits.test.js
iindex b06def9..4cda83f 100644
---- a/test/docs-limits.test.js
++++ b/test/docs-limits.test.js
@@@ -48,7 +48,7 @@ function serve(body) {
          const r = await t.get('/docs/limits');
          assert.strictEqual(r.status, 200, r.text.slice(0, 300));
          for (const s of ['1 GB', '100 MB', '50 in 24 hours', '120 a minute', '30 a minute', '7 days', 'quota.custom_domains', 'events.quota_exceeded',
--            'openvibe.host/limits.json', 'events.openvibe.network/limits.json', 'per project and environment (ADR-014)']) {
++            'events.openvibe.network/limits.json', 'per project and environment (ADR-014)']) {
              assert.ok(r.text.includes(s), `the page says ${s}`);
          }
          assert.match(r.text, /Custom domains<\/td><td[^>]*>[^<]*<a[^>]*><code>host\.site\.manage<\/code><\/a><\/td><td[^>]*>none<\/td>/, 'sandbox 0 reads "none"');