feat(blog): Spanish audio for agent engineering disciplines

Author: JuanLara18

front/public/blog/audio-es/field-notes/agent-engineering-disciplines.json

@@ -0,0 +1,13 @@
+{
+  "slug": "agent-engineering-disciplines",
+  "category": "field-notes",
+  "lang": "es",
+  "voice": "es-CO-GonzaloNeural",
+  "hash": "6fd94c1f7fdbd292c9e8959ef33bb507de12b429119f78d86ddfac16fef24bc5",
+  "sourceHash": "726cfe86f6c975b5baf50c6dccdc88b9e5b18478e4d51c65554bf8257cc15d75",
+  "durationSec": 2651.616,
+  "byteSize": 15909696,
+  "narrationWordCount": 7334,
+  "audioUrl": "/blog/audio-es/field-notes/agent-engineering-disciplines.mp3",
+  "translationModel": "gemma4:latest"
+}