backend: no cors headers being set; relying in reverse-proxy to do that

backend/src/main.ts

@@ -1,37 +1,45 @@
-import cors from 'cors';
 import express from 'express';
-import { ScenarioAPIConfig, addScenarioApi } from './scenarios/scenario.interface';
+import {
+    ScenarioAPIConfig,
+    addScenarioApi,
+} from './scenarios/scenario.interface';
 // import { parseCode } from './parser/scenarioParser';
-import { peruFactory } from './usr/peru/peru';
-import { peruShortFactory } from './usr/peru_short/peru';
-import { peruCachedFactory } from './usr/peru_cached/peru';
+import config from './config.json';
 import { chileFactory } from './usr/chile/chile';
-import { chileShortFactory } from './usr/chile_short/chileShort';
 import { chileCachedFactory } from './usr/chile_cached/chile';
+import { chileShortFactory } from './usr/chile_short/chileShort';
 import { ecuadorFactory } from './usr/ecuador/ecuador';
-import config from "./config.json";
-
-
+import { peruFactory } from './usr/peru/peru';
+import { peruCachedFactory } from './usr/peru_cached/peru';
+import { peruShortFactory } from './usr/peru_short/peru';
 
 const port = config.port;
 
 const configuration: ScenarioAPIConfig = {
     logDir: config.logDir,
     storeDir: config.storeDir,
     maxStoreLifeTimeMinutes: parseInt(config.maxStoreLifeTimeMinutes),
-    sender: config.sender || "[email protected]",
-    sendMailTo: config.sendMailTo.split(","),
+    sender: config.sender || '[email protected]',
+    sendMailTo: config.sendMailTo.split(','),
     maxLogAgeMinutes: parseInt(config.maxLogAgeMinutes),
-    verbosity: config.verbosity === "silent" ? "silent" : "verbose"
-}
+    verbosity: config.verbosity === 'silent' ? 'silent' : 'verbose',
+};
 
 async function main() {
     // Setting up express
     const app = express();
-    app.use(cors());
-    
+    // app.use(cors()); <-- not necessary; already done by reverse proxy
+
     // const scenarioFactories = await parseCode(scriptDir);
-    const scenarioFactories = [chileFactory, chileShortFactory, chileCachedFactory, ecuadorFactory, peruFactory, peruShortFactory, peruCachedFactory];
+    const scenarioFactories = [
+        chileFactory,
+        chileShortFactory,
+        chileCachedFactory,
+        ecuadorFactory,
+        peruFactory,
+        peruShortFactory,
+        peruCachedFactory,
+    ];
 
     // Checking that all scenarios are ready
     // for (const factory of scenarioFactories) {
@@ -47,7 +55,9 @@ async function main() {
 
     // Adding API-endpoints to express app
     addScenarioApi(app, scenarioFactories, configuration);
-    const server = app.listen(port, () => console.log(`app now listening on port ${port}`));
+    const server = app.listen(port, () =>
+        console.log(`app now listening on port ${port}`)
+    );
 }
 
 main();

backend/src/scenarios/scenario.interface.ts

@@ -39,7 +39,7 @@ export function addScenarioApi(
         })
     );
     app.use((req, res, next) => {
-        console.log(req.originalUrl);
+        console.log('>>>> New request:', req.originalUrl);
         res.setHeader(
             'Expires',
             new Date(Date.now() + 1 * 60 * 1000).toUTCString()