fix: set config file before accessing it

Closes #27

src/app.ts

@@ -14,7 +14,6 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 import {
-  SCConfigFile,
   SCNotFoundErrorResponse,
   SCRequestBodyTooLargeErrorResponse,
   SCSyntaxErrorResponse,
@@ -26,7 +25,7 @@ import * as cors from 'cors';
 import * as express from 'express';
 import * as morgan from 'morgan';
 import {join} from 'path';
-import {logger, mailer} from './common';
+import {configFile, logger, mailer} from './common';
 import {MailQueue} from './notification/MailQueue';
 import {bulkAddRouter} from './routes/BulkAddRoute';
 import {bulkDoneRouter} from './routes/BulkDoneRoute';
@@ -41,7 +40,6 @@ import {Elasticsearch} from './storage/elasticsearch/Elasticsearch';
 
 export const app = express();
 const isTestEnvironment = process.env.NODE_ENV !== 'production';
-const configFile: SCConfigFile = app.get('config');
 
 async function configureApp() {
   // request loggers have to be the first middleware to be set in express
@@ -113,9 +111,7 @@ async function configureApp() {
   await scValidator.addSchemas(join('node_modules', '@openstapps', 'core', 'lib', 'schema'));
 
   // validate the config file
-  const configValidation = scValidator.validate(config.util.toObject(), 'SCConfigFile');
-  // use the config file
-  app.set('config', config.util.toObject());
+  const configValidation = scValidator.validate(configFile, 'SCConfigFile');
 
   // validation failed
   if (configValidation.errors.length > 0) {
@@ -139,7 +135,7 @@ async function configureApp() {
 
   const database =
     new databases[config.get<string>('internal.database.name')](
-      config.util.toObject(),
+      configFile,
       app.get('mailQueue'),
     );