Fixed: le reactions devono stare in una tabella a parte (reactions).

- cambiata la gestione dei seen, fav, book, attend

src/server/models/myskill.js

@@ -94,6 +94,9 @@ const MySkillSchema = new Schema({
   },
 });
 
+MySkillSchema.index({ 'idapp': 1 });
+
+
 MySkillSchema.pre('save', async function(next) {
   if (this.isNew) {
     if (!this.date_created)