SEO: canonical, sitemap.xml, robots.txt, JSON-LD, noindex admin

templates/post_list.php

@@ -90,4 +90,28 @@ ob_start();
 <?php
 $content = ob_get_clean();
 $title   = 'varlog';
+
+// Pages avec curseur = contenu non-canonique → noindex
+if (!empty($cursor)) {
+    $metaRobots = 'noindex, follow';
+    $canonical  = rtrim(APP_URL, '/') . '/';
+} elseif ($filterCat !== '') {
+    $canonical = rtrim(APP_URL, '/') . '/?' . http_build_query(['cat' => $filterCat]);
+} else {
+    $canonical = rtrim(APP_URL, '/') . '/';
+}
+
+// JSON-LD WebSite sur la page d'accueil sans filtre
+if (empty($cursor) && $filterCat === '') {
+    $jsonLd = json_encode([
+        '@context' => 'https://schema.org',
+        '@type'    => 'WebSite',
+        'name'     => 'varlog',
+        'url'      => rtrim(APP_URL, '/') . '/',
+        'description' => 'Journal personnel de Cédrix. Informatique, hack et loisirs techniques.',
+        'inLanguage' => 'fr-FR',
+        'author'   => ['@type' => 'Person', 'name' => 'Cédrix'],
+    ], JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
+}
+
 include __DIR__ . '/layout.php';