feat: Expose flow count with connections of getApp query

packages/backend/src/config/database.ts

@@ -1,4 +1,8 @@
 import process from 'process';
+// The following two lines are required to get count values as number.
+// More info: https://github.com/knex/knex/issues/387#issuecomment-51554522
+import pg from 'pg';
+pg.types.setTypeParser(20, 'text', parseInt);
 import knex from 'knex';
 import type { Knex } from 'knex';
 import knexConfig from '../../knexfile';
@@ -8,10 +12,12 @@ export const client: Knex = knex(knexConfig);
 
 const CONNECTION_REFUSED = 'ECONNREFUSED';
 
-client.raw('SELECT 1')
-  .catch((err) => {
-    if (err.code === CONNECTION_REFUSED) {
-      logger.error('Make sure you have installed PostgreSQL and it is running.', err);
-      process.exit();
-    }
-  });
+client.raw('SELECT 1').catch((err) => {
+  if (err.code === CONNECTION_REFUSED) {
+    logger.error(
+      'Make sure you have installed PostgreSQL and it is running.',
+      err
+    );
+    process.exit();
+  }
+});