Add referencement and AI crawling preferences

content/newsletter/craft-letter-1.md

@@ -2,7 +2,23 @@ Title: Lettre n°1
 Date: 2025-12-08 10:20
 Category: Newsletter
 
-
+<script type="application/ld+json">
+{
+  "@context": "https://schema.org",
+  "@type": "BlogPosting",
+  "name": "Lettre n°1",
+  "description": "Lettre de veille technologique en développement logiciel",
+  "image": [
+    "https://www.craftletter.fr/images/craftletter.svg"
+  ],
+  "datePublished": "Mon Dec 08 2025 09:00:00 GMT+0200 (Coordinated Universal Time)",
+  "author": {
+    "@type": "Person",
+    "name": "Pascal Le Merrer",
+    "url": "https://www.linkedin.com/in/pascal-le-merrer/"
+  }
+}
+</script>
 
 
 ![Logo Craft Letter]({static}/images/craftletter.svg)