chore(glossaire): ajouter une gouvernance minimale du graphe

scripts/audit-glossary-navigation.mjs

@@ -0,0 +1,67 @@
+import fs from "fs";
+import path from "path";
+import yaml from "js-yaml";
+
+const ROOT = "src/content/glossaire";
+
+const files = fs.readdirSync(ROOT).filter(f => f.endsWith(".md"));
+
+const slugs = new Set(files.map(f => f.replace(".md", "")));
+
+let missingNavigation = [];
+let edges = {};
+let incoming = {};
+
+for (const file of files) {
+  const full = path.join(ROOT, file);
+  const raw = fs.readFileSync(full, "utf-8");
+
+  if (!raw.startsWith("---")) continue;
+
+  const data = yaml.load(raw.split("---")[1]) || {};
+  const slug = file.replace(".md", "");
+
+  if (!data.navigation) {
+    missingNavigation.push(slug);
+  }
+
+  const next = data?.navigation?.primaryNext;
+  if (next) {
+    edges[slug] = next;
+    incoming[next] = (incoming[next] || 0) + 1;
+  }
+}
+
+// 🔍 1. Fiches sans navigation
+if (missingNavigation.length > 0) {
+  console.log("\n❌ Missing navigation:");
+  missingNavigation.forEach(s => console.log(" -", s));
+}
+
+// 🔍 2. Cycles directs
+console.log("\n🔍 Direct cycles:");
+for (const [a, b] of Object.entries(edges)) {
+  if (edges[b] === a) {
+    console.log(` - ${a} <-> ${b}`);
+  }
+}
+
+// 🔍 3. Hubs
+console.log("\n📊 Top hubs:");
+Object.entries(incoming)
+  .sort((a,b) => b[1]-a[1])
+  .slice(0,10)
+  .forEach(([slug, n]) => {
+    if (n > 5) console.log(`⚠️ ${slug}: ${n}`);
+    else console.log(`  ${slug}: ${n}`);
+  });
+
+// 🔍 4. Slugs morts
+console.log("\n🔗 Checking dead primaryNext:");
+for (const [a,b] of Object.entries(edges)) {
+  if (!slugs.has(b)) {
+    console.log(`❌ ${a} → ${b} (missing)`);
+  }
+}
+
+console.log("\n✅ Audit done");