Cleaned up the loaders

ref #11

src/loaders/openapi.ts

@@ -4,11 +4,16 @@ import { getMetadataArgsStorage } from "routing-controllers";
 import { routingControllersToSpec } from "routing-controllers-openapi";
 import * as swaggerUiExpress from "swagger-ui-express";
 
+/**
+ * Loader for everything openapi related - from creating the schema to serving it via a static route.
+ */
 export default async (app: Application) => {
   const storage = getMetadataArgsStorage();
   const schemas = validationMetadatasToSchemas({
     refPointerPrefix: "#/components/schemas/",
   });
+
+  //Spec creation based on the previously created schemas
   const spec = routingControllersToSpec(
     storage,
     {
@@ -32,6 +37,8 @@ export default async (app: Application) => {
       },
     }
   );
+
+  //Options for swaggerUiExpress
   const options = {
     explorer: true,
   };