refactor: build system

backend/proxy/src/common.ts

@@ -13,8 +13,7 @@
  * You should have received a copy of the GNU Affero General Public License
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
-import {Logger} from '@openstapps/logger';
-import {SMTP} from '@openstapps/logger/lib/smtp.js';
+import {Logger, SMTP} from '@openstapps/logger';
 import config from 'config';
 import {existsSync, readFile, writeFile} from 'fs';
 import {promisify} from 'util';

backend/proxy/src/main.ts

@@ -191,7 +191,7 @@ export async function generateUpstreamMap(
     })
     .join('\n');
 
-  result += '\n\}';
+  result += '\n}';
 
   if (!foundMatchingContainer) {
     await Logger.error(