ci: support shard annotations in checks + endpoint (pageKey inference)

src/pages/annotations-index.json.ts

@@ -57,25 +57,24 @@ function deepMergeEntry(dst: any, src: any) {
     if (k === "comments_editorial" && isArr(v)) { dst.comments_editorial = uniqUnion(dst.comments_editorial, v, keyComment); continue; }
 
     if (isObj(v)) {
-      if (!isObj(dst[k])) dst[k] = {};
-      deepMergeEntry(dst[k], v);
+      if (!isObj((dst as any)[k])) (dst as any)[k] = {};
+      deepMergeEntry((dst as any)[k], v);
       continue;
     }
 
     if (isArr(v)) {
-      const cur = isArr(dst[k]) ? dst[k] : [];
+      const cur = isArr((dst as any)[k]) ? (dst as any)[k] : [];
       const seen = new Set(cur.map((x:any) => JSON.stringify(x)));
       const out = [...cur];
       for (const it of v) {
         const s = JSON.stringify(it);
         if (!seen.has(s)) { seen.add(s); out.push(it); }
       }
-      dst[k] = out;
+      (dst as any)[k] = out;
       continue;
     }
 
-    // scalar: set only if missing/empty
-    if (!(k in dst) || dst[k] == null || dst[k] === "") dst[k] = v;
+    if (!(k in (dst as any)) || (dst as any)[k] == null || (dst as any)[k] === "") (dst as any)[k] = v;
   }
 }
 
@@ -93,7 +92,7 @@ async function walk(dir: string): Promise<string[]> {
 function inferExpected(relNoExt: string) {
   const parts = relNoExt.split("/").filter(Boolean);
   const last = parts.at(-1) || "";
-  const isShard = /^p-\d+-/i.test(last);
+  const isShard = parts.length > 1 && /^p-\d+-/i.test(last); // ✅ durcissement
   const pageKey = isShard ? parts.slice(0, -1).join("/") : relNoExt;
   const paraId = isShard ? last : null;
   return { isShard, pageKey, paraId };
@@ -136,6 +135,12 @@ export const GET: APIRoute = async () => {
         if (!(paraId in doc.paras)) {
           throw new Error(`shard mismatch: file must contain paras["${paraId}"]`);
         }
+        // ✅ invariant aligné avec build-annotations-index
+        const keys = Object.keys(doc.paras).map(String);
+        if (!(keys.length === 1 && keys[0] === paraId)) {
+          throw new Error(`shard invariant violated: shard must contain ONLY paras["${paraId}"] (got: ${keys.join(", ")})`);
+        }
+
         const entry = doc.paras[paraId];
         if (!isObj(pg.paras[paraId])) pg.paras[paraId] = {};
         if (isObj(entry)) deepMergeEntry(pg.paras[paraId], entry);
@@ -159,8 +164,7 @@ export const GET: APIRoute = async () => {
     }
   }
 
-  // sort paras
-  for (const [pageKey, pg] of Object.entries(pages)) {
+  for (const [pk, pg] of Object.entries(pages)) {
     const keys = Object.keys(pg.paras || {});
     keys.sort((a, b) => {
       const ia = paraNum(a);
@@ -185,7 +189,6 @@ export const GET: APIRoute = async () => {
     errors,
   };
 
-  // 🔥 comportement “pro CI” : si erreurs => build fail
   if (errors.length) {
     throw new Error(`${errors[0].file}: ${errors[0].error}`);
   }