Fix: www/ movido a raíz, estructura final

_hist/fix_all.js

@@ -0,0 +1,19 @@
+const fs = require('fs');
+const path = require('path');
+const p = 'descargar-curso/.mapa_videos.json';
+let m = {};
+try {
+  if (fs.existsSync(p)) {
+    m = JSON.parse(fs.readFileSync(p, 'utf-8'));
+  }
+} catch (e) {}
+
+const files = fs.readdirSync('descargar-curso/descargas/videos_offline');
+for (const f of files) {
+  const match = f.match(/MX_video_(\d+)/);
+  if (match) {
+    m[match[1]] = f;
+  }
+}
+fs.writeFileSync(p, JSON.stringify(m, null, 2), "utf-8");
+console.log("Map rebuilt.");