feat: Adding notifications endpoint

scripts/playground.mongodb.js

@@ -0,0 +1,14 @@
+// MongoDB Playground
+// Use Ctrl+Space inside a snippet or a string literal to trigger completions.
+
+// The current database to use.
+use('enrutaviaporte');
+
+// Create a new document in the collection.
+db.getCollection('notifications').insertOne({
+    "owner" : ObjectId("65eeadb8ed616b897ca4c4cd"),
+    "title":"Notification title",
+    "description":"Notification description",
+    "tag":"category",
+    "deleted":false
+});