chore: merge main into fix branch

Reviewed-on: #204

src/pages/annotations-index.json.ts

@@ -103,10 +103,16 @@ export const GET: APIRoute = async () => {
   const errors: Array<{ file: string; error: string }> = [];
 
   let files: string[] = [];
+  let missingRoot = false;
+
   try {
     files = await walk(ANNO_ROOT);
   } catch (e: any) {
-    throw new Error(`Missing annotations root: ${ANNO_ROOT} (${e?.message || e})`);
+    // ✅ FAIL-OPEN : pas d’annotations => index vide (ne casse pas la build)
+    missingRoot = true;
+    console.warn(`[annotations-index] Missing annotations root: ${ANNO_ROOT} (${e?.message || e})`);
+    files = [];
+    // ✅ surtout PAS d'errors.push ici
   }
 
   for (const fp of files) {
@@ -177,6 +183,14 @@ export const GET: APIRoute = async () => {
     pg.paras = next;
   }
 
+  const warnings: Array<{ where: string; warning: string }> = [];
+  if (missingRoot) {
+    warnings.push({
+      where: "src/pages/annotations-index.json.ts",
+      warning: `Missing annotations root "${ANNO_ROOT}" (treated as empty).`,
+    });
+  }
+
   const out = {
     schema: 1,
     generatedAt: new Date().toISOString(),
@@ -186,10 +200,13 @@ export const GET: APIRoute = async () => {
       paras: Object.values(pages).reduce((n, p) => n + Object.keys(p.paras || {}).length, 0),
       errors: errors.length,
     },
+    warnings,
     errors,
   };
 
-  if (errors.length) {
+  // ✅ FAIL-OPEN uniquement si le dossier manque.
+  // Si le dossier existe mais qu’un YAML est cassé -> fail-closed.
+  if (errors.length && !missingRoot) {
     throw new Error(`${errors[0].file}: ${errors[0].error}`);
   }