fix controller names

src/interfaces/controllers/index.ts

@@ -1,5 +1,5 @@
-import rootController from 'if/controllers/root.controller.ts';
-import healthController from 'if/controllers/health.controller.ts';
-import metricsController from 'if/controllers/metrics.controller.ts';
+import RootController from 'if/controllers/root.controller.ts';
+import HealthController from 'if/controllers/health.controller.ts';
+import MetricsController from 'if/controllers/metrics.controller.ts';
 
-export default [rootController, healthController, metricsController];
+export default [RootController, HealthController, MetricsController];

src/interfaces/controllers/root.controller.ts

@@ -1,6 +1,6 @@
 import Controller from 'if/controllers/controller.class.ts';
 
-function MetricsController(): Controller {
+function RootController(): Controller {
   const controller = new Controller();
 
   controller.setHandler('/', 'GET', (req: Request) => {
@@ -10,4 +10,4 @@ function MetricsController(): Controller {
   return controller;
 }
 
-export default MetricsController();
+export default RootController();