finalized project

src/deps.ts

@@ -10,6 +10,8 @@ export {
     TextLineStream,
 } from 'https://deno.land/std@0.191.0/streams/mod.ts';
 export {Status} from "https://deno.land/std@0.191.0/http/http_status.ts";
+export { oakCors } from 'https://deno.land/x/cors/mod.ts';
+
 
 // oak
 export { Application, Context, Router } from 'https://deno.land/x/oak/mod.ts';

src/restapi.ts

@@ -3,6 +3,7 @@ import { FileMetaData, FileService } from './services/mod.ts';
 import { readerFromStreamReader } from './deps.ts';
 import { asyncIterableToArray } from './utils.ts';
 import { Vector3D, WaveFrontService } from './services/interfaces.ts';
+import { bigAndUglySwagger } from "./stagger.ts";
 
 type Handler = (ctx: Context) => void;
 
@@ -161,6 +162,7 @@ function deleteFileHandlerFactory(fileService: FileService): Handler {
 }
 
 export function buildAPI(router: Router, fileService: FileService, waveFrontService: WaveFrontService): Router {
+    router.get('/swagger', (ctx) => ctx.response.body = bigAndUglySwagger);
     router.get('/files', listFileHandlerFactory(fileService));
     router.get('/files/:fileId', getFileHandlerFactory(fileService));
     router.delete('/files/:fileId', deleteFileHandlerFactory(fileService));

src/server.ts

@@ -1,4 +1,4 @@
-import { Application, Router } from './deps.ts';
+import { Application, Router, oakCors } from './deps.ts';
 import { buildAPI } from './restapi.ts';
 import { DenoKVFileService } from './services/mod.ts';
 import { WaveFrontServiceImpl } from './services/wavefrontService.ts';
@@ -10,6 +10,7 @@ async function main() {
     const waveFrontService = new WaveFrontServiceImpl();
     const router = new Router({ prefix: '/v1' });
 
+    app.use(oakCors({ origin: /^.+localhost:7766$/ }));
     app.use(
         buildAPI(router, fileService, waveFrontService).routes(),
     );

src/stagger.ts

@@ -0,0 +1,10 @@
+export const bigAndUglySwagger = `
+openapi: 3.0.3
+info:
+  title: Test task
+  description: |-
+    This should be swagger documentation.
+  version: 1.0.11
+
+paths: {}
+`