Corrected unhandled exception on updater class

Dockerfile

@@ -3,10 +3,8 @@ FROM node:10
 WORKDIR /usr/src/app
 # Copy neccessary files
 COPY ./functions ./functions
-COPY ./functions ./functions
 COPY ./firebase.json ./
 COPY ./.firebaserc ./
-COPY ./.firebase ./
 WORKDIR /usr/src/app/functions
 RUN npm i --only=production -g pm2@latest firebase-tools cross-env typescript
 RUN npm ci --only=production

functions/src/app.ts

@@ -16,17 +16,6 @@ app.use(express.json());
 app.use(express.urlencoded({extended: false}));
 app.use(express.static(path.join(__dirname, 'public')));
 
-/**
- * -------------
- * Test purposes
- * -------------
- const testUpdater = new updater.Updater(null, null, ['covid-19', 'enfermedad'], functions.config().newsriver.key, 'es');
- app.get('/api', (req, res) =>
- testUpdater.request()
- .then(it => res.json(it))
- );
- * ---------------
- */
 app.use(router);
 // catch 404 and forward to error handler
 app.use((req, res, next) => next(createError(404)));

functions/src/updater.ts

@@ -47,6 +47,7 @@ export class Updater {
           .catch(ignored => {
           });
       })
+      .catch(err => console.warn(`Unable to update data due to exception: ${err}`));
   }
 
   schedule(): NodeJS.Timer {