feat(blog): update audio manifest with new research post on ontology-grounded RAG and refresh generated timestamp

Author: JuanLara18

front/public/blog/audio-es/manifest-es.json

@@ -1,7 +1,7 @@
 {
   "lang": "es",
   "voice": "es-CO-GonzaloNeural",
-  "generatedAt": 1776292784,
+  "generatedAt": 1776374234,
   "posts": {
     "curiosities/algebraic-number-theory-when-factorization-breaks": {
       "slug": "algebraic-number-theory-when-factorization-breaks",
@@ -1108,6 +1108,19 @@
       "audioUrl": "/blog/audio-es/research/microgpt-reading-karpathy.mp3",
       "translationModel": "gemma4:latest"
     },
+    "research/ontology-grounded-rag-chunks-in-nodes": {
+      "slug": "ontology-grounded-rag-chunks-in-nodes",
+      "category": "research",
+      "lang": "es",
+      "voice": "es-CO-GonzaloNeural",
+      "hash": "1d95d658f54809f0ea548074cc32184b43f2e5175c26657ba1348a83ec9c5d17",
+      "sourceHash": "29646bca78443e0cc0423c664201c2ad93e315c8b18c55ab8c15b8983d2a4245",
+      "durationSec": 2160.144,
+      "byteSize": 12960864,
+      "narrationWordCount": 5861,
+      "audioUrl": "/blog/audio-es/research/ontology-grounded-rag-chunks-in-nodes.mp3",
+      "translationModel": "gemma4:latest"
+    },
     "research/rag-retrieval-augmented-generation": {
       "slug": "rag-retrieval-augmented-generation",
       "category": "research",