Fixes for heroku deployment

Author: shadow

package.json

@@ -18,8 +18,7 @@
     "test:watch": "jest --watch",
     "test:cov": "jest --coverage",
     "test:debug": "node --inspect-brk -r tsconfig-paths/register -r ts-node/register node_modules/.bin/jest --runInBand",
-    "test:e2e": "jest --config ./test/jest-e2e.json",
-    "postinstall": "nest build"
+    "test:e2e": "jest --config ./test/jest-e2e.json"
   },
   "dependencies": {
     "@nestjs/common": "^7.0.0",

src/main.ts

@@ -17,6 +17,6 @@ async function bootstrap() {
     next();
   });
   //console.log(process.env);
-  await app.listen(3000);
+  await app.listen(process.env.PORT || 3000);
 }
 bootstrap();