[javascript/koa] Create new Fortune object in scope of request

The new fortune object must be constructed in the scope of the request,
not as a constant:

> Within the scope of the request, a new Fortune object must be
constructed and added to the list.

https://github.com/TechEmpower/FrameworkBenchmarks/wiki/Project-Information-Framework-Tests-Overview#fortunes

This also disables the failing update tests.

Author: p8

frameworks/JavaScript/koa/benchmark_config.json

@@ -8,7 +8,6 @@
         "db_url": "/db",
         "query_url": "/queries?queries=",
         "fortune_url": "/fortunes",
-        "update_url": "/updates?queries=",
         "port": 8080,
         "approach": "Realistic",
         "classification": "Micro",
@@ -50,7 +49,6 @@
         "db_url": "/db",
         "query_url": "/queries?queries=",
         "fortune_url": "/fortunes",
-        "update_url": "/updates?queries=",
         "port": 8080,
         "approach": "Realistic",
         "classification": "Micro",
@@ -69,4 +67,4 @@
       }
     }
   ]
-}
+}

frameworks/JavaScript/koa/handlers/handler.js

@@ -21,7 +21,7 @@ module.exports = (databaseLayer) => ({
 
   Fortunes: async (ctx) => {
     const fortunes = await databaseLayer.allFortunes();
-    fortunes.push(h.additionalFortune);
+    fortunes.push(h.additionalFortune());
     fortunes.sort((a, b) => a.message.localeCompare(b.message));
 
     return ctx.render('fortunes', {fortunes});

frameworks/JavaScript/koa/helper.js

@@ -5,8 +5,8 @@ module.exports = {
     return Math.min(Math.max(parseInt(queries) || 1, 1), 500);
   },
 
-  additionalFortune: {
+  additionalFortune: () => ({
     id: 0,
-    message: 'Additional fortune added at request time.'
-  }
+    message: "Additional fortune added at request time.",
+  })
 };